Roll Dart SDK from 962ef01 to cde050a (2 revisions)

https://dart.googlesource.com/sdk.git/+log/962ef010aedd..cde050a4c0b4

2020-11-23 [email protected] Version 2.12.0-72.0.dev
2020-11-23 [email protected] Version 2.12.0-71.0.dev

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/dart-sdk-flutter-engine
Please CC [email protected] on the revert to ensure that a human
is aware of the problem.

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/master/autoroll/README.md

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': '962ef010aedd35802fb84a183bc1c8a3ed546436',
+  'dart_revision': 'cde050a4c0b44019309e02fe24305890b5e3a3a2',
 
   # WARNING: DO NOT EDIT MANUALLY
   # The lines between blank lines above and below are generated by a script. See create_updated_flutter_deps.py
@@ -56,7 +56,6 @@ vars = {
   'dart_shelf_packages_handler_tag': '2.0.0',
   'dart_shelf_proxy_tag': '0.1.0+7',
   'dart_shelf_static_rev': 'a6168f162df88b0eef7e328629bf020122d5039e',
-  'dart_shelf_web_socket_tag': '0.2.2+3',
   'dart_sse_tag': '9a486d058a17e880afa9cc1c3c0dd8bad726bcbc',
   'dart_stack_trace_tag': '6788afc61875079b71b3d1c3e65aeaa6a25cbc2f',
   'dart_stagehand_tag': 'v3.3.11',
@@ -212,7 +211,7 @@ deps = {
    Var('dart_git') + '/http.git@1617b728fc48f64fb0ed7dc16078c03adcc64179',
 
   'src/third_party/dart/third_party/pkg/http_multi_server':
-   Var('dart_git') + '/http_multi_server.git@ea269f79321d659208402088f3297e8920a88ee6',
+   Var('dart_git') + '/http_multi_server.git@f1d1c9c024a293ab0a0e16f8b7632e87c708b448',
 
   'src/third_party/dart/third_party/pkg/http_parser':
    Var('dart_git') + '/http_parser.git@5dd4d16693242049dfb43b5efa429fedbf932e98',
@@ -287,7 +286,7 @@ deps = {
    Var('dart_git') + '/shelf_static.git' + '@' + Var('dart_shelf_static_rev'),
 
   'src/third_party/dart/third_party/pkg/shelf_web_socket':
-   Var('dart_git') + '/shelf_web_socket.git' + '@' + Var('dart_shelf_web_socket_tag'),
+   Var('dart_git') + '/shelf_web_socket.git@8050a55b16faa5052a3e5d7dcdc170c59b6644f2',
 
   'src/third_party/dart/third_party/pkg/source_map_stack_trace':
    Var('dart_git') + '/source_map_stack_trace.git@1c3026f69d9771acf2f8c176a1ab750463309cce',

ci/licenses_golden/licenses_third_party

@@ -1,4 +1,4 @@
-Signature: 74857728052c0d07c1bba161bf0b6e0f
+Signature: 4460e47ab6aa9e5a916ec27b00b0f825
 
 UNUSED LICENSES: