ca4b63f067
This method relied on querying the underlying constraint variable, so it needed to go in order to migrate away from the contraint variable implementation. Change-Id: I0c5004f98fcbb1891ade67266350569a196cf756 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/101680 Reviewed-by: Brian Wilkerson <brianwilkerson@google.com> Reviewed-by: Konstantin Shcheglov <scheglov@google.com> Commit-Queue: Paul Berry <paulberry@google.com>