222ac2498a
This reverts commit 9727a4a4ef.
Reason for revert: Internal breakage; needs to be landed behind a flag.
Original change's description:
> Fix #33415 no error for awaiting a void expression.
>
> Bug: 33415
> Change-Id: I4d4e81fef79a5bc5162e37ab07a8fe99e50c8dfc
> Reviewed-on: https://dart-review.googlesource.com/60522
> Commit-Queue: Mike Fairhurst <mfairhurst@google.com>
> Reviewed-by: Brian Wilkerson <brianwilkerson@google.com>
TBR=brianwilkerson@google.com,mfairhurst@google.com
Bug: 33415
Change-Id: I66e1bc58bc0966a2348804dbdef6f5901b6aaf55
Reviewed-on: https://dart-review.googlesource.com/67100
Reviewed-by: Mike Fairhurst <mfairhurst@google.com>
Reviewed-by: Brian Wilkerson <brianwilkerson@google.com>