Roll Dart SDK from accb5c25c42a to 7b239d7f4578 (1 revision) (#53272)

https://dart.googlesource.com/sdk.git/+log/accb5c25c42a..7b239d7f4578

2024-06-07 [email protected] Version 3.5.0-236.0.dev

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

To file a bug in Flutter Engine: https://github.com/flutter/flutter/issues/new/choose

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

Author: skia-flutter-autoroll

DEPS

@@ -56,7 +56,7 @@ vars = {
   # Dart is: https://github.com/dart-lang/sdk/blob/main/DEPS
   # You can use //tools/dart/create_updated_flutter_deps.py to produce
   # updated revision list of existing dependencies.
-  'dart_revision': 'accb5c25c42a5e12d9dc5c1aa11b670c9778f7d3',
+  'dart_revision': '7b239d7f4578d823a22c9092780a19d0c326be41',
 
   # WARNING: DO NOT EDIT MANUALLY
   # The lines between blank lines above and below are generated by a script. See create_updated_flutter_deps.py

sky/packages/sky_engine/LICENSE

@@ -31865,7 +31865,7 @@ Exhibit B - "Incompatible With Secondary Licenses" Notice
   This Source Code Form is "Incompatible With Secondary Licenses", as
   defined by the Mozilla Public License, v. 2.0.
 
-You may obtain a copy of this library's Source Code Form from: https://dart.googlesource.com/sdk/+/accb5c25c42a5e12d9dc5c1aa11b670c9778f7d3
+You may obtain a copy of this library's Source Code Form from: https://dart.googlesource.com/sdk/+/7b239d7f4578d823a22c9092780a19d0c326be41
 /third_party/fallback_root_certificates/
 
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