Patch dart:ui/src/ui references.
Patch dart:ui/src/ui references.

Bug: https://buganizer.corp.google.com/issues/203423390
Change-Id: Ibbe2a304b9bbc3dddff684ca8ba1cc41b28507e9
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/217281
Reviewed-by: Samuel Rawlins <5cf2cac5eec2ad6d0eb2b0f4ff6af9a590ce2bf6@google.com>
Commit-Queue: Konstantin Shcheglov <09e4d7516628963212bf4aace2f97603d2b706e4@google.com>

dart-lang/sdk,dart-lang/sdk,dart-lang/sdk,dart-lang/sdk,dart-lang/sdk,dart-lang/sdk,dart-lang/sdk,dart-lang/sdk