3cd8b5ca1e
This is part of refactoring that should help with protecting class functions lookup with locks. Change-Id: I28d25aa78c0b4d83eb8ceab827b71852a23368b3 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/156162 Commit-Queue: Alexander Aprelev <aam@google.com> Reviewed-by: Martin Kustermann <kustermann@google.com>