8e8a013bae
See breaking change request https://github.com/dart-lang/sdk/issues/56065 and language team discussion https://github.com/dart-lang/language/issues/3917. Fixes https://github.com/dart-lang/sdk/issues/56065. Fixes https://github.com/dart-lang/language/issues/3917. Change-Id: Ib95be5df0257ea1d30854e101a1500ec95cf8bbe Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/371982 Reviewed-by: Konstantin Shcheglov <scheglov@google.com> Commit-Queue: Paul Berry <paulberry@google.com> Reviewed-by: Johnni Winther <johnniwinther@google.com>