Roll Dart SDK from f9760fc12871 to 2736bd161251 (1 revision) (#22888)

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': 'f9760fc12871109bbc5e57600802f84e2b6182fb',
+  'dart_revision': '2736bd161251124556164e85411b1cab3e851c0f',
 
   # WARNING: DO NOT EDIT MANUALLY
   # The lines between blank lines above and below are generated by a script. See create_updated_flutter_deps.py
@@ -156,7 +156,7 @@ deps = {
   # WARNING: Unused Dart dependencies in the list below till "WARNING:" marker are removed automatically - see create_updated_flutter_deps.py.
 
   'src/third_party/dart/third_party/pkg/args':
-   Var('dart_git') + '/args.git@1.6.0',
+   Var('dart_git') + '/args.git@139140125126661fac88c9aa5882165936d01c91',
 
   'src/third_party/dart/third_party/pkg/async':
    Var('dart_git') + '/async.git@695b3ac280f107c84adf7488743abfdfaaeea68f',
@@ -189,7 +189,7 @@ deps = {
    Var('dart_git') + '/csslib.git@6f77b3dcee957d3e2d5083f666221a220e9ed1f1',
 
   'src/third_party/dart/third_party/pkg/dart2js_info':
-   Var('dart_git') + '/dart2js_info.git@83504e459e13862cc6a61c147147ef7892a0d285',
+   Var('dart_git') + '/dart2js_info.git@e0acfeb5affdf94c53067e68bd836adf589628fd',
 
   'src/third_party/dart/third_party/pkg/dartdoc':
    Var('dart_git') + '/dartdoc.git@d79877d0764ce23ffea7055049f8da5dffce0308',

ci/licenses_golden/licenses_third_party

@@ -1,4 +1,4 @@
-Signature: c7189cd8fcc769a95f2a668b008f7dcf
+Signature: 793285953d587847ab9ce10512938440
 
 UNUSED LICENSES:
 

tools/const_finder/.dart_tool/package_config.json

@@ -23,7 +23,7 @@
       "name": "args",
       "rootUri": "../../../../third_party/dart/third_party/pkg/args",
       "packageUri": "lib",
-      "languageVersion": "2.3"
+      "languageVersion": "2.12"
     },
     {
       "name": "collection",