4c881188b2
The whereType method silently does the wrong thing without methods, so make it throw until we turn them on everywhere. Change-Id: Id934c8bdb4f682dbc3560d78fbca580e37297e2d Reviewed-on: https://dart-review.googlesource.com/45744 Reviewed-by: Nate Bosch <nbosch@google.com>