3e7801294e
* _supertypes was accidentally a multiset instead of a set, but is no longer needed (types.tail contains the same set) * _reporter and reportMultiInheritanceIssue is no longer needed Change-Id: Ic8310fe79f604a280938689a92c4868d8ed24ab4 Reviewed-on: https://dart-review.googlesource.com/c/89520 Reviewed-by: Sigmund Cherem <sigmund@google.com> Commit-Queue: Johnni Winther <johnniwinther@google.com>