Roll Dart SDK from 3c1bb8338b79 to e6ccd7185482 (2 revisions) (#54872)

https://dart.googlesource.com/sdk.git/+log/3c1bb8338b79..e6ccd7185482

2024-08-29 [email protected] Version 3.6.0-197.0.dev
2024-08-29 [email protected] Version 3.6.0-196.0.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': '3c1bb8338b79a359292b341ade2364492d48679e',
+  'dart_revision': 'e6ccd71854825a94101ed34b6c5332a55ec1fc7b',
 
   # 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: e5b67947569f718f973ee3a610120b85
+Signature: a9e121c752fed2b8b1d90faf9043095a
 
 ====================================================================================================
 LIBRARY: dart
@@ -4785,7 +4785,7 @@ 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/+/3c1bb8338b79a359292b341ade2364492d48679e
+You may obtain a copy of this library's Source Code Form from: https://dart.googlesource.com/sdk/+/e6ccd71854825a94101ed34b6c5332a55ec1fc7b
 /third_party/fallback_root_certificates/
 
 ====================================================================================================

sky/packages/sky_engine/LICENSE

@@ -32054,7 +32054,7 @@ 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/+/3c1bb8338b79a359292b341ade2364492d48679e
+You may obtain a copy of this library's Source Code Form from: https://dart.googlesource.com/sdk/+/e6ccd71854825a94101ed34b6c5332a55ec1fc7b
 /third_party/fallback_root_certificates/
 
 --------------------------------------------------------------------------------