Roll Clang from 388d7f144880 to 684052173971

Add cosmetic ';' to accommodate change in clang-format.

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/clang-dart-sdk
Please CC [email protected],[email protected],[email protected] on the revert to ensure that a human
is aware of the problem.

To file a bug in Clang: https://bugs.fuchsia.dev/p/fuchsia/issues/list?q=component%3AToolchain
To file a bug in Dart SDK: https://github.com/dart-lang/sdk/issues

To report a problem with the AutoRoller itself, please file a bug:
https://issues.skia.org/issues/new?component=1389291&template=1850622

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/main/autoroll/README.md

TEST=ci

Cq-Include-Trybots: luci.dart.try:dart-sdk-linux-try;luci.dart.try:dart-sdk-mac-try;luci.dart.try:dart-sdk-mac-arm64-try;luci.dart.try:dart-sdk-win-try
Change-Id: I7b74476de9648b3d33a6ad79f14f3d7a09b98ef3
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/403060
Reviewed-by: Alexander Aprelev <[email protected]>
Commit-Queue: Alexander Aprelev <[email protected]>
Reviewed-by: Derek Xu <[email protected]>

DEPS

@@ -76,7 +76,7 @@ vars = {
   "jsc_tag": "version:287397",
 
   # https://chrome-infra-packages.appspot.com/p/fuchsia/third_party/clang
-  "clang_version": "git_revision:388d7f144880dcd85ff31f06793304405a9f44b6",
+  "clang_version": "git_revision:684052173971868aab0e6b62d7770a6299e84141",
 
   # https://chrome-infra-packages.appspot.com/p/gn/gn
   "gn_version": "git_revision:c97a86a72105f3328a540f5a5ab17d11989ab7dd",

runtime/vm/compiler/backend/il_printer.cc

@@ -185,7 +185,7 @@ class IlTestPrinter : public AllStatic {
 #define DECLARE_VISIT_INSTRUCTION(ShortName, Attrs)                            \
   WriteDescriptor<ShortName##Instr>(#ShortName);
 
-      FOR_EACH_CONCRETE_INSTRUCTION(DECLARE_VISIT_INSTRUCTION)
+      FOR_EACH_CONCRETE_INSTRUCTION(DECLARE_VISIT_INSTRUCTION);
 
 #undef DECLARE_VISIT_INSTRUCTION
     }