Closes #40596 Closes #40713 Closes #39889 Change-Id: I183560b912e2f6f2c02d51278c0d28c8a6d67f99 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/139203 Reviewed-by: Jens Johansen <jensj@google.com> Commit-Queue: Johnni Winther <johnniwinther@google.com>