Roll Dart SDK from 5227dc5103f6 to f470eaaf6e6d (1 revision) (#52359)

https://dart.googlesource.com/sdk.git/+log/5227dc5103f6..f470eaaf6e6d

2024-04-24 dart-internal-merge@dart-ci-internal.iam.gserviceaccount.com Version 3.5.0-95.0.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 dart-vm-team@google.com,jimgraham@google.com 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

@@ -62,7 +62,7 @@ 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': '5227dc5103f67f47b71f1628e0497b2fbbb0398e',
+  'dart_revision': 'f470eaaf6e6d925ded8f9b16e8a662d00c144929',
 
   # WARNING: DO NOT EDIT MANUALLY
   # The lines between blank lines above and below are generated by a script. See create_updated_flutter_deps.py

ci/licenses_golden/licenses_dart

@@ -1,4 +1,4 @@
-Signature: d2b01621d71adb31a25006db54360007
+Signature: cb4e20908c7814aaa55f195ca610758a
 
 ====================================================================================================
 LIBRARY: dart
@@ -4739,7 +4739,7 @@ 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/+/60cb97ab64e64eb1db1ba1ca30ca76dcf3302fdc
+You may obtain a copy of this library's Source Code Form from: https://dart.googlesource.com/sdk/+/f470eaaf6e6d925ded8f9b16e8a662d00c144929
 /third_party/fallback_root_certificates/
 
 ====================================================================================================

sky/packages/sky_engine/LICENSE

@@ -32293,7 +32293,7 @@ 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/+/60cb97ab64e64eb1db1ba1ca30ca76dcf3302fdc
+You may obtain a copy of this library's Source Code Form from: https://dart.googlesource.com/sdk/+/f470eaaf6e6d925ded8f9b16e8a662d00c144929
 /third_party/fallback_root_certificates/
 
 --------------------------------------------------------------------------------