+ some test expectation fixes Change-Id: Ibf0259914960ea25978f2b8e29aa89336e209f2f Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/162321 Reviewed-by: Bob Nystrom <rnystrom@google.com> Commit-Queue: Johnni Winther <johnniwinther@google.com>