diff --git a/DEPS b/DEPS
index 0ea1e9872e398..9321c3494486c 100644
--- a/DEPS
+++ b/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': '66076553820056eca190b9ffd84d2c7e29127d19',
+  'dart_revision': 'a3d3777094ce3b0feb09f6470a785b922218b774',
 
   # WARNING: DO NOT EDIT MANUALLY
   # The lines between blank lines above and below are generated by a script. See create_updated_flutter_deps.py
diff --git a/ci/licenses_golden/licenses_third_party b/ci/licenses_golden/licenses_third_party
index 3dd59f42b72bc..2aca7cdb5a7de 100644
--- a/ci/licenses_golden/licenses_third_party
+++ b/ci/licenses_golden/licenses_third_party
@@ -1,4 +1,4 @@
-Signature: 313f21a031a990c9a4046dfe176e04e4
+Signature: 95ae9578c50cccc1359eb86d0bfe3552
 
 UNUSED LICENSES:
 
@@ -8745,7 +8745,6 @@ FILE: ../../../third_party/dart/sdk/lib/_internal/js_runtime/lib/js_array.dart
 FILE: ../../../third_party/dart/sdk/lib/_internal/js_runtime/lib/js_number.dart
 FILE: ../../../third_party/dart/sdk/lib/_internal/js_runtime/lib/js_string.dart
 FILE: ../../../third_party/dart/sdk/lib/_internal/js_runtime/lib/math_patch.dart
-FILE: ../../../third_party/dart/sdk/lib/_internal/js_runtime/lib/mirrors_patch_cfe.dart
 FILE: ../../../third_party/dart/sdk/lib/_internal/js_runtime/lib/native_helper.dart
 FILE: ../../../third_party/dart/sdk/lib/_internal/js_runtime/lib/regexp_helper.dart
 FILE: ../../../third_party/dart/sdk/lib/_internal/js_runtime/lib/string_helper.dart
@@ -9816,10 +9815,10 @@ FILE: ../../../third_party/dart/sdk/lib/core/null.dart
 FILE: ../../../third_party/dart/sdk/lib/core/stacktrace.dart
 FILE: ../../../third_party/dart/sdk/lib/core/string_sink.dart
 FILE: ../../../third_party/dart/sdk/lib/core/symbol.dart
-FILE: ../../../third_party/dart/sdk/lib/internal/bytes_builder.dart
 FILE: ../../../third_party/dart/sdk/lib/internal/list.dart
 FILE: ../../../third_party/dart/sdk/lib/internal/print.dart
 FILE: ../../../third_party/dart/sdk/lib/internal/symbol.dart
+FILE: ../../../third_party/dart/sdk/lib/io/bytes_builder.dart
 FILE: ../../../third_party/dart/sdk/lib/io/data_transformer.dart
 FILE: ../../../third_party/dart/sdk/lib/io/file.dart
 FILE: ../../../third_party/dart/sdk/lib/io/file_impl.dart