e9597684fe
Prior to this change, problems issued in hierarchy.mixinInferrer could be swallowed up because it was reported through a wrong loader that had already issued the error. Change-Id: Iecbc180ca8a0bfaa73db202e4cba9755812d1e3b Reviewed-on: https://dart-review.googlesource.com/c/91746 Reviewed-by: Peter von der Ahé <ahe@google.com> Commit-Queue: Jens Johansen <jensj@google.com>