Roll Dart SDK from 6397e8b to ee8eb0a (1 revision) (#25869)

Author: skia-flutter-autoroll

DEPS

@@ -35,7 +35,7 @@ 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': '6397e8b9110327b777935b1e8c3e921dbbd5fa31',
+  'dart_revision': 'ee8eb0a65efa183f3a12a41e3021e2d40eb2aad9',
 
   # WARNING: DO NOT EDIT MANUALLY
   # The lines between blank lines above and below are generated by a script. See create_updated_flutter_deps.py
@@ -208,7 +208,7 @@ deps = {
    Var('dart_git') + '/http.git@14e4fece54591436c1e3083df350b8e142067ae7',
 
   'src/third_party/dart/third_party/pkg/http_multi_server':
-   Var('dart_git') + '/http_multi_server.git@7aca9e87d4a68374b685334f20359320054b8d7b',
+   Var('dart_git') + '/http_multi_server.git@de1b312164c24a1690b46c6e97bd47eff40c4649',
 
   'src/third_party/dart/third_party/pkg/http_parser':
    Var('dart_git') + '/http_parser.git@7720bfd42a0c096734c5213478fdce92c62f0293',
@@ -322,7 +322,7 @@ deps = {
    Var('dart_git') + '/watcher.git' + '@' + Var('dart_watcher_rev'),
 
   'src/third_party/dart/third_party/pkg/web_socket_channel':
-   Var('dart_git') + '/web_socket_channel.git@d3e100de8feb0283a04732366bb591ebd2282d7d',
+   Var('dart_git') + '/web_socket_channel.git@6448ce532445a8a458fa191d9346df071ae0acad',
 
   'src/third_party/dart/third_party/pkg/yaml':
    Var('dart_git') + '/yaml.git@b4c4411631bda556ce9a45af1ab0eecaf9f3ac53',

ci/licenses_golden/licenses_third_party

@@ -1,4 +1,4 @@
-Signature: 2ef39130bc5d60c476f2657a8756eb32
+Signature: be075f587c89cc4d0953533eaa6d7db5
 
 UNUSED LICENSES: