Roll src/third_party/dart c3ce87355614..d5af40b640f7 (1 commits) (#18110)

diff --git a/DEPS b/DEPS
index f75a3e8..89ec883 100644
--- a/DEPS
+++ b/DEPS
@@ -34,7 +34,7 @@
   # 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': 'c3ce8735561432afad3737e8d6b791083270601b',
+  'dart_revision': 'd5af40b640f78c9461e57584abc15a73ac138f3c',
 
   # WARNING: DO NOT EDIT MANUALLY
   # The lines between blank lines above and below are generated by a script. See create_updated_flutter_deps.py