diff --git a/.gitignore b/.gitignore
index 910ce718..c6212fe8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,5 @@
 .dart_tool
+doc/api/
 pubspec.lock
 tool/bindings_generator/*.js
 tool/bindings_generator/*.js.*
diff --git a/lib/src/dom/accelerometer.dart b/lib/src/dom/accelerometer.dart
index 4f187dec..02a0eb80 100644
--- a/lib/src/dom/accelerometer.dart
+++ b/lib/src/dom/accelerometer.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/ambient_light.dart b/lib/src/dom/ambient_light.dart
index 38496e15..61c48774 100644
--- a/lib/src/dom/ambient_light.dart
+++ b/lib/src/dom/ambient_light.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/anchors.dart b/lib/src/dom/anchors.dart
index 4aa88fb6..39805370 100644
--- a/lib/src/dom/anchors.dart
+++ b/lib/src/dom/anchors.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/angle_instanced_arrays.dart b/lib/src/dom/angle_instanced_arrays.dart
index 1c62ed5c..96aac017 100644
--- a/lib/src/dom/angle_instanced_arrays.dart
+++ b/lib/src/dom/angle_instanced_arrays.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/attribution_reporting_api.dart b/lib/src/dom/attribution_reporting_api.dart
index 1814c8b1..7cadfb24 100644
--- a/lib/src/dom/attribution_reporting_api.dart
+++ b/lib/src/dom/attribution_reporting_api.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/audio_output.dart b/lib/src/dom/audio_output.dart
index 1f34c89f..498cc75e 100644
--- a/lib/src/dom/audio_output.dart
+++ b/lib/src/dom/audio_output.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/audio_session.dart b/lib/src/dom/audio_session.dart
index 8cda6d03..9c15a4ac 100644
--- a/lib/src/dom/audio_session.dart
+++ b/lib/src/dom/audio_session.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/autoplay_detection.dart b/lib/src/dom/autoplay_detection.dart
index 110cf368..18f368be 100644
--- a/lib/src/dom/autoplay_detection.dart
+++ b/lib/src/dom/autoplay_detection.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 typedef AutoplayPolicy = String;
 typedef AutoplayPolicyMediaType = String;
diff --git a/lib/src/dom/background_fetch.dart b/lib/src/dom/background_fetch.dart
index 6df9e03e..063789dd 100644
--- a/lib/src/dom/background_fetch.dart
+++ b/lib/src/dom/background_fetch.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/background_sync.dart b/lib/src/dom/background_sync.dart
index f7415fe7..df0d5253 100644
--- a/lib/src/dom/background_sync.dart
+++ b/lib/src/dom/background_sync.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/badging.dart b/lib/src/dom/badging.dart
index 44c98750..6c60fd15 100644
--- a/lib/src/dom/badging.dart
+++ b/lib/src/dom/badging.dart
@@ -1,3 +1,5 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
diff --git a/lib/src/dom/battery_status.dart b/lib/src/dom/battery_status.dart
index 34f4f89a..2cd2f362 100644
--- a/lib/src/dom/battery_status.dart
+++ b/lib/src/dom/battery_status.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/beacon.dart b/lib/src/dom/beacon.dart
index 44c98750..6c60fd15 100644
--- a/lib/src/dom/beacon.dart
+++ b/lib/src/dom/beacon.dart
@@ -1,3 +1,5 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
diff --git a/lib/src/dom/capture_handle_identity.dart b/lib/src/dom/capture_handle_identity.dart
index 04dcb828..5e527bb0 100644
--- a/lib/src/dom/capture_handle_identity.dart
+++ b/lib/src/dom/capture_handle_identity.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/captured_mouse_events.dart b/lib/src/dom/captured_mouse_events.dart
index a7d1f609..946a6cac 100644
--- a/lib/src/dom/captured_mouse_events.dart
+++ b/lib/src/dom/captured_mouse_events.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/clipboard_apis.dart b/lib/src/dom/clipboard_apis.dart
index 0959530f..2adcda5f 100644
--- a/lib/src/dom/clipboard_apis.dart
+++ b/lib/src/dom/clipboard_apis.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/compat.dart b/lib/src/dom/compat.dart
index 44c98750..6c60fd15 100644
--- a/lib/src/dom/compat.dart
+++ b/lib/src/dom/compat.dart
@@ -1,3 +1,5 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
diff --git a/lib/src/dom/compression.dart b/lib/src/dom/compression.dart
index 47bcf56d..ee96bece 100644
--- a/lib/src/dom/compression.dart
+++ b/lib/src/dom/compression.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/compute_pressure.dart b/lib/src/dom/compute_pressure.dart
index 7d8d3fa8..3eaa74ce 100644
--- a/lib/src/dom/compute_pressure.dart
+++ b/lib/src/dom/compute_pressure.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/console.dart b/lib/src/dom/console.dart
index faf75593..954a4647 100644
--- a/lib/src/dom/console.dart
+++ b/lib/src/dom/console.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/contact_picker.dart b/lib/src/dom/contact_picker.dart
index cd645b2a..b02bcd93 100644
--- a/lib/src/dom/contact_picker.dart
+++ b/lib/src/dom/contact_picker.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/content_index.dart b/lib/src/dom/content_index.dart
index cddd9811..3cb640c0 100644
--- a/lib/src/dom/content_index.dart
+++ b/lib/src/dom/content_index.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/cookie_store.dart b/lib/src/dom/cookie_store.dart
index 2ac44c41..692a302a 100644
--- a/lib/src/dom/cookie_store.dart
+++ b/lib/src/dom/cookie_store.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/crash_reporting.dart b/lib/src/dom/crash_reporting.dart
index b65657a7..1b8ed9ba 100644
--- a/lib/src/dom/crash_reporting.dart
+++ b/lib/src/dom/crash_reporting.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/credential_management.dart b/lib/src/dom/credential_management.dart
index 62dcdf0d..70644b81 100644
--- a/lib/src/dom/credential_management.dart
+++ b/lib/src/dom/credential_management.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/csp.dart b/lib/src/dom/csp.dart
index 1dbacc94..a2fafb8a 100644
--- a/lib/src/dom/csp.dart
+++ b/lib/src/dom/csp.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/csp_embedded_enforcement.dart b/lib/src/dom/csp_embedded_enforcement.dart
index 44c98750..6c60fd15 100644
--- a/lib/src/dom/csp_embedded_enforcement.dart
+++ b/lib/src/dom/csp_embedded_enforcement.dart
@@ -1,3 +1,5 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
diff --git a/lib/src/dom/csp_next.dart b/lib/src/dom/csp_next.dart
index 56f4fc79..b2cf3648 100644
--- a/lib/src/dom/csp_next.dart
+++ b/lib/src/dom/csp_next.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/css_anchor_position.dart b/lib/src/dom/css_anchor_position.dart
index 8de08b67..0c07ac03 100644
--- a/lib/src/dom/css_anchor_position.dart
+++ b/lib/src/dom/css_anchor_position.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/css_animation_worklet.dart b/lib/src/dom/css_animation_worklet.dart
index 1cb6d282..34b7ce07 100644
--- a/lib/src/dom/css_animation_worklet.dart
+++ b/lib/src/dom/css_animation_worklet.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/css_animations.dart b/lib/src/dom/css_animations.dart
index 6f3bbb4e..0016699d 100644
--- a/lib/src/dom/css_animations.dart
+++ b/lib/src/dom/css_animations.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/css_animations_2.dart b/lib/src/dom/css_animations_2.dart
index 2a3c5df5..36a6a0ef 100644
--- a/lib/src/dom/css_animations_2.dart
+++ b/lib/src/dom/css_animations_2.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/css_cascade.dart b/lib/src/dom/css_cascade.dart
index d13e9bcc..872147c2 100644
--- a/lib/src/dom/css_cascade.dart
+++ b/lib/src/dom/css_cascade.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/css_cascade_6.dart b/lib/src/dom/css_cascade_6.dart
index 4255295a..627e1371 100644
--- a/lib/src/dom/css_cascade_6.dart
+++ b/lib/src/dom/css_cascade_6.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/css_color_5.dart b/lib/src/dom/css_color_5.dart
index b0113b7b..ed3b6e16 100644
--- a/lib/src/dom/css_color_5.dart
+++ b/lib/src/dom/css_color_5.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/css_conditional.dart b/lib/src/dom/css_conditional.dart
index 1510eb09..a8622e23 100644
--- a/lib/src/dom/css_conditional.dart
+++ b/lib/src/dom/css_conditional.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/css_contain.dart b/lib/src/dom/css_contain.dart
index 00d1c92d..d68ae0e3 100644
--- a/lib/src/dom/css_contain.dart
+++ b/lib/src/dom/css_contain.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/css_contain_3.dart b/lib/src/dom/css_contain_3.dart
index 111f2f05..c1283d74 100644
--- a/lib/src/dom/css_contain_3.dart
+++ b/lib/src/dom/css_contain_3.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/css_counter_styles.dart b/lib/src/dom/css_counter_styles.dart
index 3966a1b5..a089f0b9 100644
--- a/lib/src/dom/css_counter_styles.dart
+++ b/lib/src/dom/css_counter_styles.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/css_font_loading.dart b/lib/src/dom/css_font_loading.dart
index 1957dfa5..70b88e5e 100644
--- a/lib/src/dom/css_font_loading.dart
+++ b/lib/src/dom/css_font_loading.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/css_fonts.dart b/lib/src/dom/css_fonts.dart
index 57991b28..99298147 100644
--- a/lib/src/dom/css_fonts.dart
+++ b/lib/src/dom/css_fonts.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/css_highlight_api.dart b/lib/src/dom/css_highlight_api.dart
index 89bff88b..da265b13 100644
--- a/lib/src/dom/css_highlight_api.dart
+++ b/lib/src/dom/css_highlight_api.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/css_images_4.dart b/lib/src/dom/css_images_4.dart
index 44c98750..6c60fd15 100644
--- a/lib/src/dom/css_images_4.dart
+++ b/lib/src/dom/css_images_4.dart
@@ -1,3 +1,5 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
diff --git a/lib/src/dom/css_layout_api.dart b/lib/src/dom/css_layout_api.dart
index 0fe71915..00d142a2 100644
--- a/lib/src/dom/css_layout_api.dart
+++ b/lib/src/dom/css_layout_api.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/css_masking.dart b/lib/src/dom/css_masking.dart
index b77f3216..0a7a60ae 100644
--- a/lib/src/dom/css_masking.dart
+++ b/lib/src/dom/css_masking.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/css_nav.dart b/lib/src/dom/css_nav.dart
index 981d905a..aad82f61 100644
--- a/lib/src/dom/css_nav.dart
+++ b/lib/src/dom/css_nav.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/css_paint_api.dart b/lib/src/dom/css_paint_api.dart
index eb08cf9e..4b9a2d6d 100644
--- a/lib/src/dom/css_paint_api.dart
+++ b/lib/src/dom/css_paint_api.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/css_parser_api.dart b/lib/src/dom/css_parser_api.dart
index d7414a7b..c8873bfe 100644
--- a/lib/src/dom/css_parser_api.dart
+++ b/lib/src/dom/css_parser_api.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/css_properties_values_api.dart b/lib/src/dom/css_properties_values_api.dart
index 2a99f51d..e04989f4 100644
--- a/lib/src/dom/css_properties_values_api.dart
+++ b/lib/src/dom/css_properties_values_api.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/css_pseudo.dart b/lib/src/dom/css_pseudo.dart
index 12983bd6..849d2fd9 100644
--- a/lib/src/dom/css_pseudo.dart
+++ b/lib/src/dom/css_pseudo.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/css_regions.dart b/lib/src/dom/css_regions.dart
index 9e6ddc7f..a14a72ff 100644
--- a/lib/src/dom/css_regions.dart
+++ b/lib/src/dom/css_regions.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/css_shadow_parts.dart b/lib/src/dom/css_shadow_parts.dart
index 44c98750..6c60fd15 100644
--- a/lib/src/dom/css_shadow_parts.dart
+++ b/lib/src/dom/css_shadow_parts.dart
@@ -1,3 +1,5 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
diff --git a/lib/src/dom/css_transitions.dart b/lib/src/dom/css_transitions.dart
index f198be21..bb9258fc 100644
--- a/lib/src/dom/css_transitions.dart
+++ b/lib/src/dom/css_transitions.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/css_transitions_2.dart b/lib/src/dom/css_transitions_2.dart
index 72c0d7f6..212aa415 100644
--- a/lib/src/dom/css_transitions_2.dart
+++ b/lib/src/dom/css_transitions_2.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/css_typed_om.dart b/lib/src/dom/css_typed_om.dart
index 111740eb..ee06e5e4 100644
--- a/lib/src/dom/css_typed_om.dart
+++ b/lib/src/dom/css_typed_om.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/css_view_transitions.dart b/lib/src/dom/css_view_transitions.dart
index 217c265b..5ad38ebd 100644
--- a/lib/src/dom/css_view_transitions.dart
+++ b/lib/src/dom/css_view_transitions.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/css_view_transitions_2.dart b/lib/src/dom/css_view_transitions_2.dart
index 0cd07ce8..c5d7a9a2 100644
--- a/lib/src/dom/css_view_transitions_2.dart
+++ b/lib/src/dom/css_view_transitions_2.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/cssom.dart b/lib/src/dom/cssom.dart
index 106b9447..567f2ad3 100644
--- a/lib/src/dom/cssom.dart
+++ b/lib/src/dom/cssom.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/cssom_view.dart b/lib/src/dom/cssom_view.dart
index e52bd2d3..c1b2d868 100644
--- a/lib/src/dom/cssom_view.dart
+++ b/lib/src/dom/cssom_view.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/custom_state_pseudo_class.dart b/lib/src/dom/custom_state_pseudo_class.dart
index 31b4062e..a575d976 100644
--- a/lib/src/dom/custom_state_pseudo_class.dart
+++ b/lib/src/dom/custom_state_pseudo_class.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/datacue.dart b/lib/src/dom/datacue.dart
index 296af45b..d46374c7 100644
--- a/lib/src/dom/datacue.dart
+++ b/lib/src/dom/datacue.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/deprecation_reporting.dart b/lib/src/dom/deprecation_reporting.dart
index 57e863e3..c1383381 100644
--- a/lib/src/dom/deprecation_reporting.dart
+++ b/lib/src/dom/deprecation_reporting.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/device_memory.dart b/lib/src/dom/device_memory.dart
index 44c98750..6c60fd15 100644
--- a/lib/src/dom/device_memory.dart
+++ b/lib/src/dom/device_memory.dart
@@ -1,3 +1,5 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
diff --git a/lib/src/dom/device_posture.dart b/lib/src/dom/device_posture.dart
index 170f8bc2..29d361ea 100644
--- a/lib/src/dom/device_posture.dart
+++ b/lib/src/dom/device_posture.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/digital_goods.dart b/lib/src/dom/digital_goods.dart
index 8f9f7f53..ec59c25f 100644
--- a/lib/src/dom/digital_goods.dart
+++ b/lib/src/dom/digital_goods.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/document_picture_in_picture.dart b/lib/src/dom/document_picture_in_picture.dart
index f308976d..6eb40a47 100644
--- a/lib/src/dom/document_picture_in_picture.dart
+++ b/lib/src/dom/document_picture_in_picture.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/dom.dart b/lib/src/dom/dom.dart
index dba9b0bc..be445fc7 100644
--- a/lib/src/dom/dom.dart
+++ b/lib/src/dom/dom.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/dom_parsing.dart b/lib/src/dom/dom_parsing.dart
index 59ea67b9..5fed32cf 100644
--- a/lib/src/dom/dom_parsing.dart
+++ b/lib/src/dom/dom_parsing.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/edit_context.dart b/lib/src/dom/edit_context.dart
index 79e8a19e..8db2836c 100644
--- a/lib/src/dom/edit_context.dart
+++ b/lib/src/dom/edit_context.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/element_capture.dart b/lib/src/dom/element_capture.dart
index 26565c2e..ea8d4dd5 100644
--- a/lib/src/dom/element_capture.dart
+++ b/lib/src/dom/element_capture.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/element_timing.dart b/lib/src/dom/element_timing.dart
index 4d7fa20f..133cfafc 100644
--- a/lib/src/dom/element_timing.dart
+++ b/lib/src/dom/element_timing.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/encoding.dart b/lib/src/dom/encoding.dart
index 7f1b7e66..e74e8552 100644
--- a/lib/src/dom/encoding.dart
+++ b/lib/src/dom/encoding.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/encrypted_media.dart b/lib/src/dom/encrypted_media.dart
index 8ff298b6..ed9c102a 100644
--- a/lib/src/dom/encrypted_media.dart
+++ b/lib/src/dom/encrypted_media.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/entries_api.dart b/lib/src/dom/entries_api.dart
index 9d78127b..35997777 100644
--- a/lib/src/dom/entries_api.dart
+++ b/lib/src/dom/entries_api.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/event_timing.dart b/lib/src/dom/event_timing.dart
index 1354e596..2f6b66e7 100644
--- a/lib/src/dom/event_timing.dart
+++ b/lib/src/dom/event_timing.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/ext_blend_minmax.dart b/lib/src/dom/ext_blend_minmax.dart
index fd664df3..6f51673e 100644
--- a/lib/src/dom/ext_blend_minmax.dart
+++ b/lib/src/dom/ext_blend_minmax.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/ext_color_buffer_float.dart b/lib/src/dom/ext_color_buffer_float.dart
index 850366a4..80cbba99 100644
--- a/lib/src/dom/ext_color_buffer_float.dart
+++ b/lib/src/dom/ext_color_buffer_float.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/ext_color_buffer_half_float.dart b/lib/src/dom/ext_color_buffer_half_float.dart
index 06926d54..9e6495a8 100644
--- a/lib/src/dom/ext_color_buffer_half_float.dart
+++ b/lib/src/dom/ext_color_buffer_half_float.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/ext_disjoint_timer_query.dart b/lib/src/dom/ext_disjoint_timer_query.dart
index ea94b59c..e10a70a6 100644
--- a/lib/src/dom/ext_disjoint_timer_query.dart
+++ b/lib/src/dom/ext_disjoint_timer_query.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/ext_disjoint_timer_query_webgl2.dart b/lib/src/dom/ext_disjoint_timer_query_webgl2.dart
index 6408caf6..eca1c5d7 100644
--- a/lib/src/dom/ext_disjoint_timer_query_webgl2.dart
+++ b/lib/src/dom/ext_disjoint_timer_query_webgl2.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/ext_float_blend.dart b/lib/src/dom/ext_float_blend.dart
index 8fa32677..32daa1e0 100644
--- a/lib/src/dom/ext_float_blend.dart
+++ b/lib/src/dom/ext_float_blend.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/ext_frag_depth.dart b/lib/src/dom/ext_frag_depth.dart
index 41cab294..7d2259d8 100644
--- a/lib/src/dom/ext_frag_depth.dart
+++ b/lib/src/dom/ext_frag_depth.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/ext_shader_texture_lod.dart b/lib/src/dom/ext_shader_texture_lod.dart
index 72da3073..2c82caa5 100644
--- a/lib/src/dom/ext_shader_texture_lod.dart
+++ b/lib/src/dom/ext_shader_texture_lod.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/ext_srgb.dart b/lib/src/dom/ext_srgb.dart
index ad22e7d9..c6c9e011 100644
--- a/lib/src/dom/ext_srgb.dart
+++ b/lib/src/dom/ext_srgb.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/ext_texture_compression_bptc.dart b/lib/src/dom/ext_texture_compression_bptc.dart
index b7759b32..170569f4 100644
--- a/lib/src/dom/ext_texture_compression_bptc.dart
+++ b/lib/src/dom/ext_texture_compression_bptc.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/ext_texture_compression_rgtc.dart b/lib/src/dom/ext_texture_compression_rgtc.dart
index d521c71f..a570e6a5 100644
--- a/lib/src/dom/ext_texture_compression_rgtc.dart
+++ b/lib/src/dom/ext_texture_compression_rgtc.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/ext_texture_filter_anisotropic.dart b/lib/src/dom/ext_texture_filter_anisotropic.dart
index b36ba817..1629482b 100644
--- a/lib/src/dom/ext_texture_filter_anisotropic.dart
+++ b/lib/src/dom/ext_texture_filter_anisotropic.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/ext_texture_norm16.dart b/lib/src/dom/ext_texture_norm16.dart
index d045f5b7..79462bed 100644
--- a/lib/src/dom/ext_texture_norm16.dart
+++ b/lib/src/dom/ext_texture_norm16.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/eyedropper_api.dart b/lib/src/dom/eyedropper_api.dart
index 632cf7bf..d3c74b16 100644
--- a/lib/src/dom/eyedropper_api.dart
+++ b/lib/src/dom/eyedropper_api.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/fedcm.dart b/lib/src/dom/fedcm.dart
index 0680a20f..82e73915 100644
--- a/lib/src/dom/fedcm.dart
+++ b/lib/src/dom/fedcm.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/fenced_frame.dart b/lib/src/dom/fenced_frame.dart
index 3cceec73..765d3055 100644
--- a/lib/src/dom/fenced_frame.dart
+++ b/lib/src/dom/fenced_frame.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/fetch.dart b/lib/src/dom/fetch.dart
index 8d477572..ecc3b210 100644
--- a/lib/src/dom/fetch.dart
+++ b/lib/src/dom/fetch.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/fido.dart b/lib/src/dom/fido.dart
index 9eb23089..4fb86816 100644
--- a/lib/src/dom/fido.dart
+++ b/lib/src/dom/fido.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/file_system_access.dart b/lib/src/dom/file_system_access.dart
index 867ca5d6..612a5fd4 100644
--- a/lib/src/dom/file_system_access.dart
+++ b/lib/src/dom/file_system_access.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/fileapi.dart b/lib/src/dom/fileapi.dart
index e9d1a8c2..148f87a0 100644
--- a/lib/src/dom/fileapi.dart
+++ b/lib/src/dom/fileapi.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/filter_effects.dart b/lib/src/dom/filter_effects.dart
index 44615599..8d3142d7 100644
--- a/lib/src/dom/filter_effects.dart
+++ b/lib/src/dom/filter_effects.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/font_metrics_api.dart b/lib/src/dom/font_metrics_api.dart
index fae1176d..aa3e1629 100644
--- a/lib/src/dom/font_metrics_api.dart
+++ b/lib/src/dom/font_metrics_api.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/fs.dart b/lib/src/dom/fs.dart
index 7c9ad142..c0da8f6d 100644
--- a/lib/src/dom/fs.dart
+++ b/lib/src/dom/fs.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/fullscreen.dart b/lib/src/dom/fullscreen.dart
index b15fbf65..9a72ebfb 100644
--- a/lib/src/dom/fullscreen.dart
+++ b/lib/src/dom/fullscreen.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/gamepad.dart b/lib/src/dom/gamepad.dart
index 16921581..d7a825f9 100644
--- a/lib/src/dom/gamepad.dart
+++ b/lib/src/dom/gamepad.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/gamepad_extensions.dart b/lib/src/dom/gamepad_extensions.dart
index 5026f353..75e441ed 100644
--- a/lib/src/dom/gamepad_extensions.dart
+++ b/lib/src/dom/gamepad_extensions.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/generic_sensor.dart b/lib/src/dom/generic_sensor.dart
index 4c709a59..31efd779 100644
--- a/lib/src/dom/generic_sensor.dart
+++ b/lib/src/dom/generic_sensor.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/geolocation.dart b/lib/src/dom/geolocation.dart
index cc642db1..0ae9eaf8 100644
--- a/lib/src/dom/geolocation.dart
+++ b/lib/src/dom/geolocation.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/geolocation_sensor.dart b/lib/src/dom/geolocation_sensor.dart
index 2aca6f2c..a88efeea 100644
--- a/lib/src/dom/geolocation_sensor.dart
+++ b/lib/src/dom/geolocation_sensor.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/geometry.dart b/lib/src/dom/geometry.dart
index a28c6473..0dd521fd 100644
--- a/lib/src/dom/geometry.dart
+++ b/lib/src/dom/geometry.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/get_installed_related_apps.dart b/lib/src/dom/get_installed_related_apps.dart
index 5184e65d..4c3586e8 100644
--- a/lib/src/dom/get_installed_related_apps.dart
+++ b/lib/src/dom/get_installed_related_apps.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/gyroscope.dart b/lib/src/dom/gyroscope.dart
index b853223c..fbba64b4 100644
--- a/lib/src/dom/gyroscope.dart
+++ b/lib/src/dom/gyroscope.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/hr_time.dart b/lib/src/dom/hr_time.dart
index c4196c5c..adb9e25d 100644
--- a/lib/src/dom/hr_time.dart
+++ b/lib/src/dom/hr_time.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/html.dart b/lib/src/dom/html.dart
index 04028ef9..9439cddb 100644
--- a/lib/src/dom/html.dart
+++ b/lib/src/dom/html.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/html_media_capture.dart b/lib/src/dom/html_media_capture.dart
index 44c98750..6c60fd15 100644
--- a/lib/src/dom/html_media_capture.dart
+++ b/lib/src/dom/html_media_capture.dart
@@ -1,3 +1,5 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
diff --git a/lib/src/dom/idle_detection.dart b/lib/src/dom/idle_detection.dart
index 689f2bae..8bf5bf89 100644
--- a/lib/src/dom/idle_detection.dart
+++ b/lib/src/dom/idle_detection.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/image_capture.dart b/lib/src/dom/image_capture.dart
index 8458ee96..a662ab4b 100644
--- a/lib/src/dom/image_capture.dart
+++ b/lib/src/dom/image_capture.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/image_resource.dart b/lib/src/dom/image_resource.dart
index 549a6c98..d06d33be 100644
--- a/lib/src/dom/image_resource.dart
+++ b/lib/src/dom/image_resource.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/indexeddb.dart b/lib/src/dom/indexeddb.dart
index a88f6828..fa10d0bc 100644
--- a/lib/src/dom/indexeddb.dart
+++ b/lib/src/dom/indexeddb.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/ink_enhancement.dart b/lib/src/dom/ink_enhancement.dart
index 5a23620c..229c3814 100644
--- a/lib/src/dom/ink_enhancement.dart
+++ b/lib/src/dom/ink_enhancement.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/input_device_capabilities.dart b/lib/src/dom/input_device_capabilities.dart
index 82840b71..b575ec4b 100644
--- a/lib/src/dom/input_device_capabilities.dart
+++ b/lib/src/dom/input_device_capabilities.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/input_events.dart b/lib/src/dom/input_events.dart
index 44c98750..6c60fd15 100644
--- a/lib/src/dom/input_events.dart
+++ b/lib/src/dom/input_events.dart
@@ -1,3 +1,5 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
diff --git a/lib/src/dom/intersection_observer.dart b/lib/src/dom/intersection_observer.dart
index bc17dbac..3e489a1a 100644
--- a/lib/src/dom/intersection_observer.dart
+++ b/lib/src/dom/intersection_observer.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/intervention_reporting.dart b/lib/src/dom/intervention_reporting.dart
index de2f28c2..f24cbb3c 100644
--- a/lib/src/dom/intervention_reporting.dart
+++ b/lib/src/dom/intervention_reporting.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/is_input_pending.dart b/lib/src/dom/is_input_pending.dart
index ae7bb1c6..f788b04f 100644
--- a/lib/src/dom/is_input_pending.dart
+++ b/lib/src/dom/is_input_pending.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/js_self_profiling.dart b/lib/src/dom/js_self_profiling.dart
index fcdac664..7b22aa01 100644
--- a/lib/src/dom/js_self_profiling.dart
+++ b/lib/src/dom/js_self_profiling.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/keyboard_lock.dart b/lib/src/dom/keyboard_lock.dart
index a99349fe..ff0f3fc7 100644
--- a/lib/src/dom/keyboard_lock.dart
+++ b/lib/src/dom/keyboard_lock.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/keyboard_map.dart b/lib/src/dom/keyboard_map.dart
index a30773bf..808ca66d 100644
--- a/lib/src/dom/keyboard_map.dart
+++ b/lib/src/dom/keyboard_map.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/khr_parallel_shader_compile.dart b/lib/src/dom/khr_parallel_shader_compile.dart
index 53420c86..551b2b67 100644
--- a/lib/src/dom/khr_parallel_shader_compile.dart
+++ b/lib/src/dom/khr_parallel_shader_compile.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/largest_contentful_paint.dart b/lib/src/dom/largest_contentful_paint.dart
index d38cf1bb..a6fb47f5 100644
--- a/lib/src/dom/largest_contentful_paint.dart
+++ b/lib/src/dom/largest_contentful_paint.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/layout_instability.dart b/lib/src/dom/layout_instability.dart
index d8173583..4ccd7e9c 100644
--- a/lib/src/dom/layout_instability.dart
+++ b/lib/src/dom/layout_instability.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/local_font_access.dart b/lib/src/dom/local_font_access.dart
index 7112df2f..81480abb 100644
--- a/lib/src/dom/local_font_access.dart
+++ b/lib/src/dom/local_font_access.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/longtasks.dart b/lib/src/dom/longtasks.dart
index e9c0302b..7ab6604f 100644
--- a/lib/src/dom/longtasks.dart
+++ b/lib/src/dom/longtasks.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/magnetometer.dart b/lib/src/dom/magnetometer.dart
index 1d0beb91..090bd8f4 100644
--- a/lib/src/dom/magnetometer.dart
+++ b/lib/src/dom/magnetometer.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/manifest_incubations.dart b/lib/src/dom/manifest_incubations.dart
index 9a025e73..61ff356b 100644
--- a/lib/src/dom/manifest_incubations.dart
+++ b/lib/src/dom/manifest_incubations.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/mathml_core.dart b/lib/src/dom/mathml_core.dart
index cecc0116..3c305806 100644
--- a/lib/src/dom/mathml_core.dart
+++ b/lib/src/dom/mathml_core.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/media_capabilities.dart b/lib/src/dom/media_capabilities.dart
index 88b9d972..eb57a069 100644
--- a/lib/src/dom/media_capabilities.dart
+++ b/lib/src/dom/media_capabilities.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/media_playback_quality.dart b/lib/src/dom/media_playback_quality.dart
index 07497bea..a8095c58 100644
--- a/lib/src/dom/media_playback_quality.dart
+++ b/lib/src/dom/media_playback_quality.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/media_source.dart b/lib/src/dom/media_source.dart
index e9a9205a..d9b72a09 100644
--- a/lib/src/dom/media_source.dart
+++ b/lib/src/dom/media_source.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/mediacapture_automation.dart b/lib/src/dom/mediacapture_automation.dart
index a73cfef0..17f66079 100644
--- a/lib/src/dom/mediacapture_automation.dart
+++ b/lib/src/dom/mediacapture_automation.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/mediacapture_fromelement.dart b/lib/src/dom/mediacapture_fromelement.dart
index d62c2544..4caad1ab 100644
--- a/lib/src/dom/mediacapture_fromelement.dart
+++ b/lib/src/dom/mediacapture_fromelement.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/mediacapture_handle_actions.dart b/lib/src/dom/mediacapture_handle_actions.dart
index 7456ecc6..9566fed2 100644
--- a/lib/src/dom/mediacapture_handle_actions.dart
+++ b/lib/src/dom/mediacapture_handle_actions.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/mediacapture_region.dart b/lib/src/dom/mediacapture_region.dart
index ce2fee59..8e0de4ce 100644
--- a/lib/src/dom/mediacapture_region.dart
+++ b/lib/src/dom/mediacapture_region.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/mediacapture_streams.dart b/lib/src/dom/mediacapture_streams.dart
index 7fdab3f5..7e0cc2b5 100644
--- a/lib/src/dom/mediacapture_streams.dart
+++ b/lib/src/dom/mediacapture_streams.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/mediacapture_transform.dart b/lib/src/dom/mediacapture_transform.dart
index f3f6bbe9..87bf4169 100644
--- a/lib/src/dom/mediacapture_transform.dart
+++ b/lib/src/dom/mediacapture_transform.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/mediacapture_viewport.dart b/lib/src/dom/mediacapture_viewport.dart
index ee4db845..96ff6ef8 100644
--- a/lib/src/dom/mediacapture_viewport.dart
+++ b/lib/src/dom/mediacapture_viewport.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/mediasession.dart b/lib/src/dom/mediasession.dart
index 47fdb128..9e892cb3 100644
--- a/lib/src/dom/mediasession.dart
+++ b/lib/src/dom/mediasession.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/mediastream_recording.dart b/lib/src/dom/mediastream_recording.dart
index cb520df8..74034da5 100644
--- a/lib/src/dom/mediastream_recording.dart
+++ b/lib/src/dom/mediastream_recording.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/model_element.dart b/lib/src/dom/model_element.dart
index 94a1ce63..53f62a6d 100644
--- a/lib/src/dom/model_element.dart
+++ b/lib/src/dom/model_element.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/mst_content_hint.dart b/lib/src/dom/mst_content_hint.dart
index f1382f86..c8eae744 100644
--- a/lib/src/dom/mst_content_hint.dart
+++ b/lib/src/dom/mst_content_hint.dart
@@ -1,5 +1,7 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 typedef RTCDegradationPreference = String;
diff --git a/lib/src/dom/navigation_timing.dart b/lib/src/dom/navigation_timing.dart
index ea7ecbdd..2d395463 100644
--- a/lib/src/dom/navigation_timing.dart
+++ b/lib/src/dom/navigation_timing.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/netinfo.dart b/lib/src/dom/netinfo.dart
index 0c452e64..9cdea40a 100644
--- a/lib/src/dom/netinfo.dart
+++ b/lib/src/dom/netinfo.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/notifications.dart b/lib/src/dom/notifications.dart
index 783c18ee..0fbb87fe 100644
--- a/lib/src/dom/notifications.dart
+++ b/lib/src/dom/notifications.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/oes_draw_buffers_indexed.dart b/lib/src/dom/oes_draw_buffers_indexed.dart
index d22515fa..af16fc8e 100644
--- a/lib/src/dom/oes_draw_buffers_indexed.dart
+++ b/lib/src/dom/oes_draw_buffers_indexed.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/oes_element_index_uint.dart b/lib/src/dom/oes_element_index_uint.dart
index 4182bef1..82c1b11a 100644
--- a/lib/src/dom/oes_element_index_uint.dart
+++ b/lib/src/dom/oes_element_index_uint.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/oes_fbo_render_mipmap.dart b/lib/src/dom/oes_fbo_render_mipmap.dart
index a13065f9..d63541b1 100644
--- a/lib/src/dom/oes_fbo_render_mipmap.dart
+++ b/lib/src/dom/oes_fbo_render_mipmap.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/oes_standard_derivatives.dart b/lib/src/dom/oes_standard_derivatives.dart
index ae7422e0..0fdec8a1 100644
--- a/lib/src/dom/oes_standard_derivatives.dart
+++ b/lib/src/dom/oes_standard_derivatives.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/oes_texture_float.dart b/lib/src/dom/oes_texture_float.dart
index 965844a4..f6ac30c1 100644
--- a/lib/src/dom/oes_texture_float.dart
+++ b/lib/src/dom/oes_texture_float.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/oes_texture_float_linear.dart b/lib/src/dom/oes_texture_float_linear.dart
index ab9b23b6..42dac430 100644
--- a/lib/src/dom/oes_texture_float_linear.dart
+++ b/lib/src/dom/oes_texture_float_linear.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/oes_texture_half_float.dart b/lib/src/dom/oes_texture_half_float.dart
index 07ab9b62..5b4cdb11 100644
--- a/lib/src/dom/oes_texture_half_float.dart
+++ b/lib/src/dom/oes_texture_half_float.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/oes_texture_half_float_linear.dart b/lib/src/dom/oes_texture_half_float_linear.dart
index c4a3dd93..a7184900 100644
--- a/lib/src/dom/oes_texture_half_float_linear.dart
+++ b/lib/src/dom/oes_texture_half_float_linear.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/oes_vertex_array_object.dart b/lib/src/dom/oes_vertex_array_object.dart
index fa97633d..d62da179 100644
--- a/lib/src/dom/oes_vertex_array_object.dart
+++ b/lib/src/dom/oes_vertex_array_object.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/orientation_event.dart b/lib/src/dom/orientation_event.dart
index 233ba466..868d8c74 100644
--- a/lib/src/dom/orientation_event.dart
+++ b/lib/src/dom/orientation_event.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/orientation_sensor.dart b/lib/src/dom/orientation_sensor.dart
index 4069d6a3..5b824194 100644
--- a/lib/src/dom/orientation_sensor.dart
+++ b/lib/src/dom/orientation_sensor.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/ovr_multiview2.dart b/lib/src/dom/ovr_multiview2.dart
index c3ae1b10..07e34500 100644
--- a/lib/src/dom/ovr_multiview2.dart
+++ b/lib/src/dom/ovr_multiview2.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/page_lifecycle.dart b/lib/src/dom/page_lifecycle.dart
index e7c6bd8a..8be9b581 100644
--- a/lib/src/dom/page_lifecycle.dart
+++ b/lib/src/dom/page_lifecycle.dart
@@ -1,5 +1,7 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 typedef ClientLifecycleState = String;
diff --git a/lib/src/dom/paint_timing.dart b/lib/src/dom/paint_timing.dart
index 07d3a5d8..649298a9 100644
--- a/lib/src/dom/paint_timing.dart
+++ b/lib/src/dom/paint_timing.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/payment_handler.dart b/lib/src/dom/payment_handler.dart
index 1dba7e7b..24f99e16 100644
--- a/lib/src/dom/payment_handler.dart
+++ b/lib/src/dom/payment_handler.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/payment_request.dart b/lib/src/dom/payment_request.dart
index 9946e65c..a7dbc848 100644
--- a/lib/src/dom/payment_request.dart
+++ b/lib/src/dom/payment_request.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/performance_measure_memory.dart b/lib/src/dom/performance_measure_memory.dart
index 258b2cdf..65ff76cc 100644
--- a/lib/src/dom/performance_measure_memory.dart
+++ b/lib/src/dom/performance_measure_memory.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/performance_timeline.dart b/lib/src/dom/performance_timeline.dart
index 45f56a8d..6b8b5468 100644
--- a/lib/src/dom/performance_timeline.dart
+++ b/lib/src/dom/performance_timeline.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/periodic_background_sync.dart b/lib/src/dom/periodic_background_sync.dart
index 3520d95e..44a9d8db 100644
--- a/lib/src/dom/periodic_background_sync.dart
+++ b/lib/src/dom/periodic_background_sync.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/permissions.dart b/lib/src/dom/permissions.dart
index 45f0f4d6..52ecf4c7 100644
--- a/lib/src/dom/permissions.dart
+++ b/lib/src/dom/permissions.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/permissions_policy.dart b/lib/src/dom/permissions_policy.dart
index 67480dca..f6fbfdfa 100644
--- a/lib/src/dom/permissions_policy.dart
+++ b/lib/src/dom/permissions_policy.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/permissions_request.dart b/lib/src/dom/permissions_request.dart
index 44c98750..6c60fd15 100644
--- a/lib/src/dom/permissions_request.dart
+++ b/lib/src/dom/permissions_request.dart
@@ -1,3 +1,5 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
diff --git a/lib/src/dom/permissions_revoke.dart b/lib/src/dom/permissions_revoke.dart
index 44c98750..6c60fd15 100644
--- a/lib/src/dom/permissions_revoke.dart
+++ b/lib/src/dom/permissions_revoke.dart
@@ -1,3 +1,5 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
diff --git a/lib/src/dom/picture_in_picture.dart b/lib/src/dom/picture_in_picture.dart
index 59a37f29..0c2b6d16 100644
--- a/lib/src/dom/picture_in_picture.dart
+++ b/lib/src/dom/picture_in_picture.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/pointerevents.dart b/lib/src/dom/pointerevents.dart
index a1e52ac0..4e2a63c5 100644
--- a/lib/src/dom/pointerevents.dart
+++ b/lib/src/dom/pointerevents.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/pointerlock.dart b/lib/src/dom/pointerlock.dart
index 44c98750..6c60fd15 100644
--- a/lib/src/dom/pointerlock.dart
+++ b/lib/src/dom/pointerlock.dart
@@ -1,3 +1,5 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
diff --git a/lib/src/dom/portals.dart b/lib/src/dom/portals.dart
index 155a3a68..d1eea0b2 100644
--- a/lib/src/dom/portals.dart
+++ b/lib/src/dom/portals.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/prefer_current_tab.dart b/lib/src/dom/prefer_current_tab.dart
index 44c98750..6c60fd15 100644
--- a/lib/src/dom/prefer_current_tab.dart
+++ b/lib/src/dom/prefer_current_tab.dart
@@ -1,3 +1,5 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
diff --git a/lib/src/dom/prerendering_revamped.dart b/lib/src/dom/prerendering_revamped.dart
index 44c98750..6c60fd15 100644
--- a/lib/src/dom/prerendering_revamped.dart
+++ b/lib/src/dom/prerendering_revamped.dart
@@ -1,3 +1,5 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
diff --git a/lib/src/dom/presentation_api.dart b/lib/src/dom/presentation_api.dart
index 74f8354f..b6044787 100644
--- a/lib/src/dom/presentation_api.dart
+++ b/lib/src/dom/presentation_api.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/private_click_measurement.dart b/lib/src/dom/private_click_measurement.dart
index 44c98750..6c60fd15 100644
--- a/lib/src/dom/private_click_measurement.dart
+++ b/lib/src/dom/private_click_measurement.dart
@@ -1,3 +1,5 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
diff --git a/lib/src/dom/private_network_access.dart b/lib/src/dom/private_network_access.dart
index f4e5b4ea..b2685508 100644
--- a/lib/src/dom/private_network_access.dart
+++ b/lib/src/dom/private_network_access.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/proximity.dart b/lib/src/dom/proximity.dart
index d7c59f48..33514375 100644
--- a/lib/src/dom/proximity.dart
+++ b/lib/src/dom/proximity.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/push_api.dart b/lib/src/dom/push_api.dart
index 79efe6fb..d8627d79 100644
--- a/lib/src/dom/push_api.dart
+++ b/lib/src/dom/push_api.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/raw_camera_access.dart b/lib/src/dom/raw_camera_access.dart
index aecfea40..67777aec 100644
--- a/lib/src/dom/raw_camera_access.dart
+++ b/lib/src/dom/raw_camera_access.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/real_world_meshing.dart b/lib/src/dom/real_world_meshing.dart
index 7172301c..2ad54dd8 100644
--- a/lib/src/dom/real_world_meshing.dart
+++ b/lib/src/dom/real_world_meshing.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/referrer_policy.dart b/lib/src/dom/referrer_policy.dart
index c5ce3165..994b817b 100644
--- a/lib/src/dom/referrer_policy.dart
+++ b/lib/src/dom/referrer_policy.dart
@@ -1,5 +1,7 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 typedef ReferrerPolicy = String;
diff --git a/lib/src/dom/remote_playback.dart b/lib/src/dom/remote_playback.dart
index 2e43cfb1..7b08f581 100644
--- a/lib/src/dom/remote_playback.dart
+++ b/lib/src/dom/remote_playback.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/reporting.dart b/lib/src/dom/reporting.dart
index 3d4e4ac7..e27361c5 100644
--- a/lib/src/dom/reporting.dart
+++ b/lib/src/dom/reporting.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/requestidlecallback.dart b/lib/src/dom/requestidlecallback.dart
index 3a35f9df..d7e6ce17 100644
--- a/lib/src/dom/requestidlecallback.dart
+++ b/lib/src/dom/requestidlecallback.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/requeststorageaccessfor.dart b/lib/src/dom/requeststorageaccessfor.dart
index 87861180..fbfbdd73 100644
--- a/lib/src/dom/requeststorageaccessfor.dart
+++ b/lib/src/dom/requeststorageaccessfor.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/resize_observer.dart b/lib/src/dom/resize_observer.dart
index 26dc5131..a2c417b2 100644
--- a/lib/src/dom/resize_observer.dart
+++ b/lib/src/dom/resize_observer.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/resource_timing.dart b/lib/src/dom/resource_timing.dart
index d609c296..856f50e7 100644
--- a/lib/src/dom/resource_timing.dart
+++ b/lib/src/dom/resource_timing.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/sanitizer_api.dart b/lib/src/dom/sanitizer_api.dart
index c72203a5..717a3c46 100644
--- a/lib/src/dom/sanitizer_api.dart
+++ b/lib/src/dom/sanitizer_api.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/savedata.dart b/lib/src/dom/savedata.dart
index 44c98750..6c60fd15 100644
--- a/lib/src/dom/savedata.dart
+++ b/lib/src/dom/savedata.dart
@@ -1,3 +1,5 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
diff --git a/lib/src/dom/scheduling_apis.dart b/lib/src/dom/scheduling_apis.dart
index 3c307dff..496c82c8 100644
--- a/lib/src/dom/scheduling_apis.dart
+++ b/lib/src/dom/scheduling_apis.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/screen_capture.dart b/lib/src/dom/screen_capture.dart
index 79736c37..69e238ab 100644
--- a/lib/src/dom/screen_capture.dart
+++ b/lib/src/dom/screen_capture.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/screen_orientation.dart b/lib/src/dom/screen_orientation.dart
index b5731cbc..58d9a6f0 100644
--- a/lib/src/dom/screen_orientation.dart
+++ b/lib/src/dom/screen_orientation.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/screen_wake_lock.dart b/lib/src/dom/screen_wake_lock.dart
index 840c29ae..57ffb15a 100644
--- a/lib/src/dom/screen_wake_lock.dart
+++ b/lib/src/dom/screen_wake_lock.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/scroll_animations.dart b/lib/src/dom/scroll_animations.dart
index 0bf1f265..1458998b 100644
--- a/lib/src/dom/scroll_animations.dart
+++ b/lib/src/dom/scroll_animations.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/scroll_to_text_fragment.dart b/lib/src/dom/scroll_to_text_fragment.dart
index 899599d8..c99c20c7 100644
--- a/lib/src/dom/scroll_to_text_fragment.dart
+++ b/lib/src/dom/scroll_to_text_fragment.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/secure_payment_confirmation.dart b/lib/src/dom/secure_payment_confirmation.dart
index 97e4b285..d4508564 100644
--- a/lib/src/dom/secure_payment_confirmation.dart
+++ b/lib/src/dom/secure_payment_confirmation.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/selection_api.dart b/lib/src/dom/selection_api.dart
index 0622fa74..f1b1630b 100644
--- a/lib/src/dom/selection_api.dart
+++ b/lib/src/dom/selection_api.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/serial.dart b/lib/src/dom/serial.dart
index 6314ad5c..b7b0faee 100644
--- a/lib/src/dom/serial.dart
+++ b/lib/src/dom/serial.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/server_timing.dart b/lib/src/dom/server_timing.dart
index 2ac820e6..4f983d50 100644
--- a/lib/src/dom/server_timing.dart
+++ b/lib/src/dom/server_timing.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/service_workers.dart b/lib/src/dom/service_workers.dart
index f3e88c9c..8beb867a 100644
--- a/lib/src/dom/service_workers.dart
+++ b/lib/src/dom/service_workers.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/shape_detection_api.dart b/lib/src/dom/shape_detection_api.dart
index 2ce4d5e0..b5b207b6 100644
--- a/lib/src/dom/shape_detection_api.dart
+++ b/lib/src/dom/shape_detection_api.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/shared_storage.dart b/lib/src/dom/shared_storage.dart
index 0bfe6a95..9bc5b399 100644
--- a/lib/src/dom/shared_storage.dart
+++ b/lib/src/dom/shared_storage.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/speech_api.dart b/lib/src/dom/speech_api.dart
index e257fb8f..6ef11390 100644
--- a/lib/src/dom/speech_api.dart
+++ b/lib/src/dom/speech_api.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/storage.dart b/lib/src/dom/storage.dart
index 81983e76..eb6979b3 100644
--- a/lib/src/dom/storage.dart
+++ b/lib/src/dom/storage.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/storage_access.dart b/lib/src/dom/storage_access.dart
index 44c98750..6c60fd15 100644
--- a/lib/src/dom/storage_access.dart
+++ b/lib/src/dom/storage_access.dart
@@ -1,3 +1,5 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
diff --git a/lib/src/dom/storage_buckets.dart b/lib/src/dom/storage_buckets.dart
index 6d946701..f001962f 100644
--- a/lib/src/dom/storage_buckets.dart
+++ b/lib/src/dom/storage_buckets.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/streams.dart b/lib/src/dom/streams.dart
index e5c4b90c..248417d5 100644
--- a/lib/src/dom/streams.dart
+++ b/lib/src/dom/streams.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/svg.dart b/lib/src/dom/svg.dart
index 111ca624..057b237f 100644
--- a/lib/src/dom/svg.dart
+++ b/lib/src/dom/svg.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/svg_animations.dart b/lib/src/dom/svg_animations.dart
index acbe40fe..01dc638c 100644
--- a/lib/src/dom/svg_animations.dart
+++ b/lib/src/dom/svg_animations.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/testutils.dart b/lib/src/dom/testutils.dart
index a7d39ea0..26ee5696 100644
--- a/lib/src/dom/testutils.dart
+++ b/lib/src/dom/testutils.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/text_detection_api.dart b/lib/src/dom/text_detection_api.dart
index a1493919..56fee7f5 100644
--- a/lib/src/dom/text_detection_api.dart
+++ b/lib/src/dom/text_detection_api.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/touch_events.dart b/lib/src/dom/touch_events.dart
index 848171c5..51f96cc3 100644
--- a/lib/src/dom/touch_events.dart
+++ b/lib/src/dom/touch_events.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/trust_token_api.dart b/lib/src/dom/trust_token_api.dart
index 37f0d036..19aa70f9 100644
--- a/lib/src/dom/trust_token_api.dart
+++ b/lib/src/dom/trust_token_api.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/trusted_types.dart b/lib/src/dom/trusted_types.dart
index 81905230..fb21c65a 100644
--- a/lib/src/dom/trusted_types.dart
+++ b/lib/src/dom/trusted_types.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/turtledove.dart b/lib/src/dom/turtledove.dart
index 97c5869e..aa324801 100644
--- a/lib/src/dom/turtledove.dart
+++ b/lib/src/dom/turtledove.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/ua_client_hints.dart b/lib/src/dom/ua_client_hints.dart
index fe44740f..e26be475 100644
--- a/lib/src/dom/ua_client_hints.dart
+++ b/lib/src/dom/ua_client_hints.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/uievents.dart b/lib/src/dom/uievents.dart
index 869c681c..eb40d895 100644
--- a/lib/src/dom/uievents.dart
+++ b/lib/src/dom/uievents.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/url.dart b/lib/src/dom/url.dart
index dbf68bc3..10347d2d 100644
--- a/lib/src/dom/url.dart
+++ b/lib/src/dom/url.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/urlpattern.dart b/lib/src/dom/urlpattern.dart
index 7962d599..f963e136 100644
--- a/lib/src/dom/urlpattern.dart
+++ b/lib/src/dom/urlpattern.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/user_timing.dart b/lib/src/dom/user_timing.dart
index 250d120a..61c7cc63 100644
--- a/lib/src/dom/user_timing.dart
+++ b/lib/src/dom/user_timing.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/vibration.dart b/lib/src/dom/vibration.dart
index 42121175..d2c7522b 100644
--- a/lib/src/dom/vibration.dart
+++ b/lib/src/dom/vibration.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/video_rvfc.dart b/lib/src/dom/video_rvfc.dart
index 9b6c2751..eea37967 100644
--- a/lib/src/dom/video_rvfc.dart
+++ b/lib/src/dom/video_rvfc.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/virtual_keyboard.dart b/lib/src/dom/virtual_keyboard.dart
index 6d5cf09e..e2cef8c9 100644
--- a/lib/src/dom/virtual_keyboard.dart
+++ b/lib/src/dom/virtual_keyboard.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/wai_aria.dart b/lib/src/dom/wai_aria.dart
index 44c98750..6c60fd15 100644
--- a/lib/src/dom/wai_aria.dart
+++ b/lib/src/dom/wai_aria.dart
@@ -1,3 +1,5 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
diff --git a/lib/src/dom/wasm_js_api.dart b/lib/src/dom/wasm_js_api.dart
index 99ff013a..dd426a3b 100644
--- a/lib/src/dom/wasm_js_api.dart
+++ b/lib/src/dom/wasm_js_api.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/wasm_web_api.dart b/lib/src/dom/wasm_web_api.dart
index 44c98750..6c60fd15 100644
--- a/lib/src/dom/wasm_web_api.dart
+++ b/lib/src/dom/wasm_web_api.dart
@@ -1,3 +1,5 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
diff --git a/lib/src/dom/web_animations.dart b/lib/src/dom/web_animations.dart
index bbbb6ef2..e382f942 100644
--- a/lib/src/dom/web_animations.dart
+++ b/lib/src/dom/web_animations.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/web_animations_2.dart b/lib/src/dom/web_animations_2.dart
index 18d38a07..46e4a8d7 100644
--- a/lib/src/dom/web_animations_2.dart
+++ b/lib/src/dom/web_animations_2.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/web_app_launch.dart b/lib/src/dom/web_app_launch.dart
index b72d70fc..9ca3bfdd 100644
--- a/lib/src/dom/web_app_launch.dart
+++ b/lib/src/dom/web_app_launch.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/web_bluetooth.dart b/lib/src/dom/web_bluetooth.dart
index 0405f5f0..c2c24c06 100644
--- a/lib/src/dom/web_bluetooth.dart
+++ b/lib/src/dom/web_bluetooth.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/web_locks.dart b/lib/src/dom/web_locks.dart
index 616a7fcd..cec1d5dc 100644
--- a/lib/src/dom/web_locks.dart
+++ b/lib/src/dom/web_locks.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/web_nfc.dart b/lib/src/dom/web_nfc.dart
index 8145403a..e8aae0e1 100644
--- a/lib/src/dom/web_nfc.dart
+++ b/lib/src/dom/web_nfc.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/web_otp.dart b/lib/src/dom/web_otp.dart
index 45c593ce..2cea9323 100644
--- a/lib/src/dom/web_otp.dart
+++ b/lib/src/dom/web_otp.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/web_share.dart b/lib/src/dom/web_share.dart
index 546a0dae..afc48123 100644
--- a/lib/src/dom/web_share.dart
+++ b/lib/src/dom/web_share.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webaudio.dart b/lib/src/dom/webaudio.dart
index 5c6cb40a..7a877830 100644
--- a/lib/src/dom/webaudio.dart
+++ b/lib/src/dom/webaudio.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webauthn.dart b/lib/src/dom/webauthn.dart
index 268d37da..a3b401db 100644
--- a/lib/src/dom/webauthn.dart
+++ b/lib/src/dom/webauthn.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webcodecs.dart b/lib/src/dom/webcodecs.dart
index 4aa623c3..d2138a9a 100644
--- a/lib/src/dom/webcodecs.dart
+++ b/lib/src/dom/webcodecs.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webcodecs_aac_codec_registration.dart b/lib/src/dom/webcodecs_aac_codec_registration.dart
index 209495c9..805aefe9 100644
--- a/lib/src/dom/webcodecs_aac_codec_registration.dart
+++ b/lib/src/dom/webcodecs_aac_codec_registration.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webcodecs_av1_codec_registration.dart b/lib/src/dom/webcodecs_av1_codec_registration.dart
index ec8248da..fc29fa5e 100644
--- a/lib/src/dom/webcodecs_av1_codec_registration.dart
+++ b/lib/src/dom/webcodecs_av1_codec_registration.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webcodecs_avc_codec_registration.dart b/lib/src/dom/webcodecs_avc_codec_registration.dart
index b088cf32..7fa5dccf 100644
--- a/lib/src/dom/webcodecs_avc_codec_registration.dart
+++ b/lib/src/dom/webcodecs_avc_codec_registration.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webcodecs_flac_codec_registration.dart b/lib/src/dom/webcodecs_flac_codec_registration.dart
index ae056ab2..55dd0247 100644
--- a/lib/src/dom/webcodecs_flac_codec_registration.dart
+++ b/lib/src/dom/webcodecs_flac_codec_registration.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webcodecs_hevc_codec_registration.dart b/lib/src/dom/webcodecs_hevc_codec_registration.dart
index 297c4310..41bf362c 100644
--- a/lib/src/dom/webcodecs_hevc_codec_registration.dart
+++ b/lib/src/dom/webcodecs_hevc_codec_registration.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webcodecs_opus_codec_registration.dart b/lib/src/dom/webcodecs_opus_codec_registration.dart
index 7161975b..b255d001 100644
--- a/lib/src/dom/webcodecs_opus_codec_registration.dart
+++ b/lib/src/dom/webcodecs_opus_codec_registration.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webcodecs_vp9_codec_registration.dart b/lib/src/dom/webcodecs_vp9_codec_registration.dart
index 894ae2a3..a90d1222 100644
--- a/lib/src/dom/webcodecs_vp9_codec_registration.dart
+++ b/lib/src/dom/webcodecs_vp9_codec_registration.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webcrypto_secure_curves.dart b/lib/src/dom/webcrypto_secure_curves.dart
index a98d2d80..dde0e512 100644
--- a/lib/src/dom/webcrypto_secure_curves.dart
+++ b/lib/src/dom/webcrypto_secure_curves.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webcryptoapi.dart b/lib/src/dom/webcryptoapi.dart
index 499b250d..accfad18 100644
--- a/lib/src/dom/webcryptoapi.dart
+++ b/lib/src/dom/webcryptoapi.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webdriver.dart b/lib/src/dom/webdriver.dart
index 44c98750..6c60fd15 100644
--- a/lib/src/dom/webdriver.dart
+++ b/lib/src/dom/webdriver.dart
@@ -1,3 +1,5 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
diff --git a/lib/src/dom/webgl1.dart b/lib/src/dom/webgl1.dart
index fcfee876..b73dadb7 100644
--- a/lib/src/dom/webgl1.dart
+++ b/lib/src/dom/webgl1.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webgl2.dart b/lib/src/dom/webgl2.dart
index 1c7950cf..6fee9895 100644
--- a/lib/src/dom/webgl2.dart
+++ b/lib/src/dom/webgl2.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webgl_blend_equation_advanced_coherent.dart b/lib/src/dom/webgl_blend_equation_advanced_coherent.dart
index 1b2e845c..98e33ab1 100644
--- a/lib/src/dom/webgl_blend_equation_advanced_coherent.dart
+++ b/lib/src/dom/webgl_blend_equation_advanced_coherent.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webgl_clip_cull_distance.dart b/lib/src/dom/webgl_clip_cull_distance.dart
index 5dd5d9f8..e2abd8a9 100644
--- a/lib/src/dom/webgl_clip_cull_distance.dart
+++ b/lib/src/dom/webgl_clip_cull_distance.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webgl_color_buffer_float.dart b/lib/src/dom/webgl_color_buffer_float.dart
index ffe478cd..6ae440d6 100644
--- a/lib/src/dom/webgl_color_buffer_float.dart
+++ b/lib/src/dom/webgl_color_buffer_float.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webgl_compressed_texture_astc.dart b/lib/src/dom/webgl_compressed_texture_astc.dart
index 12f62aa3..c2c2eb4d 100644
--- a/lib/src/dom/webgl_compressed_texture_astc.dart
+++ b/lib/src/dom/webgl_compressed_texture_astc.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webgl_compressed_texture_etc.dart b/lib/src/dom/webgl_compressed_texture_etc.dart
index c55a0282..8b831872 100644
--- a/lib/src/dom/webgl_compressed_texture_etc.dart
+++ b/lib/src/dom/webgl_compressed_texture_etc.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webgl_compressed_texture_etc1.dart b/lib/src/dom/webgl_compressed_texture_etc1.dart
index 6a49b084..f8f615b4 100644
--- a/lib/src/dom/webgl_compressed_texture_etc1.dart
+++ b/lib/src/dom/webgl_compressed_texture_etc1.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webgl_compressed_texture_pvrtc.dart b/lib/src/dom/webgl_compressed_texture_pvrtc.dart
index a9ad8fb7..1bc0c307 100644
--- a/lib/src/dom/webgl_compressed_texture_pvrtc.dart
+++ b/lib/src/dom/webgl_compressed_texture_pvrtc.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webgl_compressed_texture_s3tc.dart b/lib/src/dom/webgl_compressed_texture_s3tc.dart
index 7ace66d1..c6e71b18 100644
--- a/lib/src/dom/webgl_compressed_texture_s3tc.dart
+++ b/lib/src/dom/webgl_compressed_texture_s3tc.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webgl_compressed_texture_s3tc_srgb.dart b/lib/src/dom/webgl_compressed_texture_s3tc_srgb.dart
index fc6ca0d4..ffea6e0f 100644
--- a/lib/src/dom/webgl_compressed_texture_s3tc_srgb.dart
+++ b/lib/src/dom/webgl_compressed_texture_s3tc_srgb.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webgl_debug_renderer_info.dart b/lib/src/dom/webgl_debug_renderer_info.dart
index 2f5bb7f4..1044f6c4 100644
--- a/lib/src/dom/webgl_debug_renderer_info.dart
+++ b/lib/src/dom/webgl_debug_renderer_info.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webgl_debug_shaders.dart b/lib/src/dom/webgl_debug_shaders.dart
index 0eee2c8a..c8378050 100644
--- a/lib/src/dom/webgl_debug_shaders.dart
+++ b/lib/src/dom/webgl_debug_shaders.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webgl_depth_texture.dart b/lib/src/dom/webgl_depth_texture.dart
index 0ba9ec30..8048429c 100644
--- a/lib/src/dom/webgl_depth_texture.dart
+++ b/lib/src/dom/webgl_depth_texture.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webgl_draw_buffers.dart b/lib/src/dom/webgl_draw_buffers.dart
index badda365..3e63ba73 100644
--- a/lib/src/dom/webgl_draw_buffers.dart
+++ b/lib/src/dom/webgl_draw_buffers.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webgl_draw_instanced_base_vertex_base_instance.dart b/lib/src/dom/webgl_draw_instanced_base_vertex_base_instance.dart
index 7b2064cb..69877042 100644
--- a/lib/src/dom/webgl_draw_instanced_base_vertex_base_instance.dart
+++ b/lib/src/dom/webgl_draw_instanced_base_vertex_base_instance.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webgl_lose_context.dart b/lib/src/dom/webgl_lose_context.dart
index dd7288b3..4c6bf09c 100644
--- a/lib/src/dom/webgl_lose_context.dart
+++ b/lib/src/dom/webgl_lose_context.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webgl_multi_draw.dart b/lib/src/dom/webgl_multi_draw.dart
index 2fa9a099..c1e9962f 100644
--- a/lib/src/dom/webgl_multi_draw.dart
+++ b/lib/src/dom/webgl_multi_draw.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webgl_multi_draw_instanced_base_vertex_base_instance.dart b/lib/src/dom/webgl_multi_draw_instanced_base_vertex_base_instance.dart
index 1d40283b..20ea02d2 100644
--- a/lib/src/dom/webgl_multi_draw_instanced_base_vertex_base_instance.dart
+++ b/lib/src/dom/webgl_multi_draw_instanced_base_vertex_base_instance.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webgl_provoking_vertex.dart b/lib/src/dom/webgl_provoking_vertex.dart
index 77cfbe74..7d396717 100644
--- a/lib/src/dom/webgl_provoking_vertex.dart
+++ b/lib/src/dom/webgl_provoking_vertex.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webgpu.dart b/lib/src/dom/webgpu.dart
index a0ddc780..a1ecb840 100644
--- a/lib/src/dom/webgpu.dart
+++ b/lib/src/dom/webgpu.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webhid.dart b/lib/src/dom/webhid.dart
index 26b89164..c63df303 100644
--- a/lib/src/dom/webhid.dart
+++ b/lib/src/dom/webhid.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webidl.dart b/lib/src/dom/webidl.dart
index 9d0bdea2..36372654 100644
--- a/lib/src/dom/webidl.dart
+++ b/lib/src/dom/webidl.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webmidi.dart b/lib/src/dom/webmidi.dart
index fed1a474..d9e3aff0 100644
--- a/lib/src/dom/webmidi.dart
+++ b/lib/src/dom/webmidi.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webnn.dart b/lib/src/dom/webnn.dart
index ec5f146b..1bf3e1f7 100644
--- a/lib/src/dom/webnn.dart
+++ b/lib/src/dom/webnn.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webrtc.dart b/lib/src/dom/webrtc.dart
index 2f956f03..e4ddf990 100644
--- a/lib/src/dom/webrtc.dart
+++ b/lib/src/dom/webrtc.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webrtc_encoded_transform.dart b/lib/src/dom/webrtc_encoded_transform.dart
index aeff22d2..9463b889 100644
--- a/lib/src/dom/webrtc_encoded_transform.dart
+++ b/lib/src/dom/webrtc_encoded_transform.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webrtc_ice.dart b/lib/src/dom/webrtc_ice.dart
index 30b667a1..8964a4d5 100644
--- a/lib/src/dom/webrtc_ice.dart
+++ b/lib/src/dom/webrtc_ice.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webrtc_identity.dart b/lib/src/dom/webrtc_identity.dart
index 5a4cf0de..fb3f336a 100644
--- a/lib/src/dom/webrtc_identity.dart
+++ b/lib/src/dom/webrtc_identity.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webrtc_priority.dart b/lib/src/dom/webrtc_priority.dart
index 76a0d64e..478505fa 100644
--- a/lib/src/dom/webrtc_priority.dart
+++ b/lib/src/dom/webrtc_priority.dart
@@ -1,5 +1,7 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 typedef RTCPriorityType = String;
diff --git a/lib/src/dom/webrtc_stats.dart b/lib/src/dom/webrtc_stats.dart
index 07c7d2ba..8de084a4 100644
--- a/lib/src/dom/webrtc_stats.dart
+++ b/lib/src/dom/webrtc_stats.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webrtc_svc.dart b/lib/src/dom/webrtc_svc.dart
index 44c98750..6c60fd15 100644
--- a/lib/src/dom/webrtc_svc.dart
+++ b/lib/src/dom/webrtc_svc.dart
@@ -1,3 +1,5 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
diff --git a/lib/src/dom/websockets.dart b/lib/src/dom/websockets.dart
index b62910e4..2b149345 100644
--- a/lib/src/dom/websockets.dart
+++ b/lib/src/dom/websockets.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webtransport.dart b/lib/src/dom/webtransport.dart
index bbb45738..0427b7ed 100644
--- a/lib/src/dom/webtransport.dart
+++ b/lib/src/dom/webtransport.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webusb.dart b/lib/src/dom/webusb.dart
index 170cf31b..6f9f8eaa 100644
--- a/lib/src/dom/webusb.dart
+++ b/lib/src/dom/webusb.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webvtt.dart b/lib/src/dom/webvtt.dart
index 71009027..a1dbd25d 100644
--- a/lib/src/dom/webvtt.dart
+++ b/lib/src/dom/webvtt.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webxr.dart b/lib/src/dom/webxr.dart
index d3d4b612..239522d5 100644
--- a/lib/src/dom/webxr.dart
+++ b/lib/src/dom/webxr.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webxr_ar_module.dart b/lib/src/dom/webxr_ar_module.dart
index 77195842..021ead44 100644
--- a/lib/src/dom/webxr_ar_module.dart
+++ b/lib/src/dom/webxr_ar_module.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 typedef XREnvironmentBlendMode = String;
 typedef XRInteractionMode = String;
diff --git a/lib/src/dom/webxr_depth_sensing.dart b/lib/src/dom/webxr_depth_sensing.dart
index 2e4d96b0..4305d240 100644
--- a/lib/src/dom/webxr_depth_sensing.dart
+++ b/lib/src/dom/webxr_depth_sensing.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webxr_dom_overlays.dart b/lib/src/dom/webxr_dom_overlays.dart
index f357fde9..ac9a83a4 100644
--- a/lib/src/dom/webxr_dom_overlays.dart
+++ b/lib/src/dom/webxr_dom_overlays.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webxr_gamepads_module.dart b/lib/src/dom/webxr_gamepads_module.dart
index 44c98750..6c60fd15 100644
--- a/lib/src/dom/webxr_gamepads_module.dart
+++ b/lib/src/dom/webxr_gamepads_module.dart
@@ -1,3 +1,5 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
diff --git a/lib/src/dom/webxr_hand_input.dart b/lib/src/dom/webxr_hand_input.dart
index 5d1a39f7..741f596e 100644
--- a/lib/src/dom/webxr_hand_input.dart
+++ b/lib/src/dom/webxr_hand_input.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webxr_hit_test.dart b/lib/src/dom/webxr_hit_test.dart
index 0e9488ad..1ddc3e3a 100644
--- a/lib/src/dom/webxr_hit_test.dart
+++ b/lib/src/dom/webxr_hit_test.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webxr_lighting_estimation.dart b/lib/src/dom/webxr_lighting_estimation.dart
index 4922c27a..991b9fb5 100644
--- a/lib/src/dom/webxr_lighting_estimation.dart
+++ b/lib/src/dom/webxr_lighting_estimation.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/webxrlayers.dart b/lib/src/dom/webxrlayers.dart
index 78b63d47..ed22faff 100644
--- a/lib/src/dom/webxrlayers.dart
+++ b/lib/src/dom/webxrlayers.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/window_controls_overlay.dart b/lib/src/dom/window_controls_overlay.dart
index 6daa3090..92cc41b0 100644
--- a/lib/src/dom/window_controls_overlay.dart
+++ b/lib/src/dom/window_controls_overlay.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/window_management.dart b/lib/src/dom/window_management.dart
index d3963044..03547c93 100644
--- a/lib/src/dom/window_management.dart
+++ b/lib/src/dom/window_management.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/lib/src/dom/xhr.dart b/lib/src/dom/xhr.dart
index 236a74b7..2cd17261 100644
--- a/lib/src/dom/xhr.dart
+++ b/lib/src/dom/xhr.dart
@@ -1,6 +1,8 @@
 // Copyright (c) 2023, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
+//
+// Generated from Web IDL definitions.
 
 import 'dart:js_interop';
 
diff --git a/pubspec.yaml b/pubspec.yaml
index e4f0bc6f..a68aa027 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,5 @@
 name: web
-description: >-
-  Lightweight DOM and JS bindings built around JS static interop.
+description: Lightweight browser API bindings built around JS static interop.
 version: 0.4.1-wip
 
 repository: https://github.com/dart-lang/web
diff --git a/tool/bindings_generator/dart_main.dart b/tool/bindings_generator/dart_main.dart
index fecff61b..9ec2a87b 100644
--- a/tool/bindings_generator/dart_main.dart
+++ b/tool/bindings_generator/dart_main.dart
@@ -12,6 +12,7 @@ import 'generate_bindings.dart';
 import 'util.dart';
 
 // Generates DOM bindings for Dart.
+
 // TODO(joshualitt): Use static interop methods for JSArray and JSPromise.
 // TODO(joshualitt): Find a way to generate bindings for JS builtins. This will
 // probably involve parsing the TC39 spec.
@@ -20,7 +21,6 @@ void main(List<String> args) async {
   await _generateAndWriteBindings(args[0]);
 }
 
-// TODO(dart-lang/web#28): delete any file that hasn't been generated!
 Future<void> _generateAndWriteBindings(String dir) async {
   const librarySubDir = 'src/dom';
   ensureDirectoryExists('$dir/$librarySubDir');
diff --git a/tool/bindings_generator/translator.dart b/tool/bindings_generator/translator.dart
index 10b2ab60..8c17388b 100644
--- a/tool/bindings_generator/translator.dart
+++ b/tool/bindings_generator/translator.dart
@@ -803,7 +803,11 @@ class Translator {
   }
 
   code.Library _library(_Library library) => code.Library((b) => b
-    ..comments.addAll(licenseHeader)
+    ..comments.addAll([
+      ...licenseHeader,
+      '',
+      generatedFileDisclaimer,
+    ])
     ..body.addAll([
       for (final typedef in library.typedefs)
         _typedef(typedef.name, _getRawType(typedef.idlType)),
diff --git a/tool/bindings_generator/util.dart b/tool/bindings_generator/util.dart
index f0ae3238..a0cea78b 100644
--- a/tool/bindings_generator/util.dart
+++ b/tool/bindings_generator/util.dart
@@ -29,6 +29,8 @@ final List<String> licenseHeader = [
   'BSD-style license that can be found in the LICENSE file.',
 ];
 
+const String generatedFileDisclaimer = 'Generated from Web IDL definitions.';
+
 extension StringExt on String {
   String get kebabToSnake => toLowerCase().replaceAll('-', '_');
 
diff --git a/tool/update_bindings.dart b/tool/update_bindings.dart
index 11f2c26a..9fb8b893 100644
--- a/tool/update_bindings.dart
+++ b/tool/update_bindings.dart
@@ -55,21 +55,24 @@ $_usage''');
         '--enable-asserts',
         'dart_main.dart',
         '-o',
-        'dart_main.js'
+        'dart_main.js',
       ],
       _bindingsGeneratorPath,
     );
   }
 
-  // Run app with `node`.
-  if (argResult['delete-src'] as bool) {
-    // TODO(dart-lang/web#28): file cleanup should happen in the tool itself
-    final srcDir = Directory(p.join(p.current, 'lib', 'src', 'dom'));
+  // Delete all previously generated files.
+  final domDir = Directory(p.join('lib', 'src', 'dom'));
+  for (final file in domDir.listSync(recursive: true).whereType<File>()) {
+    if (!file.path.endsWith('.dart')) continue;
 
-    if (srcDir.existsSync()) {
-      srcDir.deleteSync(recursive: true);
+    final contents = file.readAsStringSync();
+    if (contents.contains('Generated from Web IDL definitions')) {
+      file.deleteSync();
     }
   }
+
+  // Run app with `node`.
   await _runProc('node', ['main.mjs', '../../lib'], _bindingsGeneratorPath);
 
   // Update readme.
@@ -221,5 +224,4 @@ ${_parser.usage}''';
 final _parser = ArgParser()
   ..addFlag('update', abbr: 'u', help: 'Update npm dependencies')
   ..addFlag('compile', defaultsTo: true)
-  ..addFlag('help', negatable: false)
-  ..addFlag('delete-src', help: 'Delete the lib/src directory before running.');
+  ..addFlag('help', negatable: false);