Roll Dart SDK from c119194b23d9 to ba8506bdcef7 (2 revisions) (flutter#26135)

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': 'c119194b23d990140e4f8505c6b0a86b60f196bd',
+  'dart_revision': 'ba8506bdcef7e13dfff613695421337c14cd882f',
 
   # WARNING: DO NOT EDIT MANUALLY
   # The lines between blank lines above and below are generated by a script. See create_updated_flutter_deps.py
@@ -191,7 +191,7 @@ deps = {
    Var('dart_git') + '/dart2js_info.git@e0acfeb5affdf94c53067e68bd836adf589628fd',
 
   'src/third_party/dart/third_party/pkg/dartdoc':
-   Var('dart_git') + '/dartdoc.git@505f163f7cb48e917503e4a23fbff1227e08b263',
+   Var('dart_git') + '/dartdoc.git@e6a9b7c536a85e49233c97bb892bbb0ab778e425',
 
   'src/third_party/dart/third_party/pkg/ffi':
    Var('dart_git') + '/ffi.git@f3346299c55669cc0db48afae85b8110088bf8da',

ci/licenses_golden/licenses_third_party

@@ -1,4 +1,4 @@
-Signature: 1e197cb24e64b242b47e22fc2881dea2
+Signature: 5a7091e693c57cbd0f55bbe316e82dac
 
 UNUSED LICENSES: