Roll Dart SDK from 2eab25e4b239 to 9f810fa15a9e (1 revision) (#21577)

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': '2eab25e4b239d6a028eaea0cf71c3c6a847c2f47',
+  'dart_revision': '9f810fa15a9ef46abf10c0ca7bd4121cfc4c6fba',
 
   # 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

-Signature: c97a4c15476abb9148b651be445c3846
+Signature: a7e1f17d8b07cc7d5d7fa0afd168fc86
 
 UNUSED LICENSES: