31196e1ae0
Remove Class -> TFClass lookups when doing subtype checks in TFA and implement subtype checks directly on TFClass instances. TEST=ci Change-Id: Ib992e134ed6a51c125474608b41a1b83e28e33f7 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/334141 Reviewed-by: Martin Kustermann <kustermann@google.com> Commit-Queue: Alexander Markov <alexmarkov@google.com>