Roll Dart SDK from a821b47e7a4d to da9e0299c120 (1 revision) (flutter#172457)

https://dart.googlesource.com/sdk.git/+log/a821b47e7a4d..da9e0299c120

2025-07-21 [email protected]
Version 3.10.0-15.0.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
Please CC [email protected],[email protected] on the revert to
ensure that a human
is aware of the problem.

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https://github.com/flutter/flutter/issues/new/choose

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Author: engine-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': 'a821b47e7a4de32404815e2f8645708bfcee84a3',
+  'dart_revision': 'da9e0299c120d5dc4b5f0da8a75c137abf54efe1',
 
   # WARNING: DO NOT EDIT MANUALLY
   # The lines between blank lines above and below are generated by a script. See create_updated_flutter_deps.py
@@ -329,7 +329,7 @@ deps = {
    Var('dart_git') + '/leak_tracker.git@f5620600a5ce1c44f65ddaa02001e200b096e14c',
 
   'engine/src/flutter/third_party/dart/third_party/pkg/native':
-   Var('dart_git') + '/native.git@723cd56a5edc89699db32bca1b5bf91aa0bcf0cf',
+   Var('dart_git') + '/native.git@cc5539fe3fd782629f13e05b0c83093862baf7ca',
 
   'engine/src/flutter/third_party/dart/third_party/pkg/protobuf':
    Var('dart_git') + '/protobuf.git' + '@' + Var('dart_protobuf_rev'),

engine/src/flutter/sky/packages/sky_engine/LICENSE

@@ -31043,7 +31043,7 @@ 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/+/a821b47e7a4de32404815e2f8645708bfcee84a3
+You may obtain a copy of this library's Source Code Form from: https://dart.googlesource.com/sdk/+/da9e0299c120d5dc4b5f0da8a75c137abf54efe1
 /third_party/fallback_root_certificates/
 
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