27f5e7f9ee
This method is no longer needed, since the front end iterates through members directly to find cross overrides. Change-Id: Ibc5180962a097c4d6194dbf4cbd1a0dea15050c2 Reviewed-on: https://dart-review.googlesource.com/13582 Reviewed-by: Konstantin Shcheglov <scheglov@google.com> Commit-Queue: Paul Berry <paulberry@google.com>