Roll Dart SDK from 0f0cff3922ad to f3a9ca88b664 (1 revision) (#21000)

Author: skia-flutter-autoroll

DEPS

@@ -34,7 +34,7 @@ vars = {
   # Dart is: https://github.com/dart-lang/sdk/blob/master/DEPS.
   # You can use //tools/dart/create_updated_flutter_deps.py to produce
   # updated revision list of existing dependencies.
-  'dart_revision': '0f0cff3922adb7e1183f743363dc888c09394e54',
+  'dart_revision': 'f3a9ca88b6645ec599c1493147bfaf9f79a0aca4',
 
   # 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_third_party

@@ -1,4 +1,4 @@
-Signature: ef6575c71ccb42ca9f6aa6c52658171d
+Signature: c60f11773c21127073d84a0f8a8867b8
 
 UNUSED LICENSES:
 
@@ -8476,7 +8476,6 @@ FILE: ../../../third_party/dart/samples/ffi/async/async_test.dart
 FILE: ../../../third_party/dart/samples/ffi/async/sample_async_callback.dart
 FILE: ../../../third_party/dart/samples/ffi/async/sample_native_port_call.dart
 FILE: ../../../third_party/dart/samples/ffi/sample_ffi_functions_callbacks_closures.dart
-FILE: ../../../third_party/dart/sdk/lib/_http/embedder_config.dart
 FILE: ../../../third_party/dart/sdk/lib/_internal/js_dev_runtime/patch/js_patch.dart
 FILE: ../../../third_party/dart/sdk/lib/_internal/js_runtime/lib/js_patch.dart
 FILE: ../../../third_party/dart/sdk/lib/_internal/vm/lib/ffi_struct_patch.dart