Merge "Prevent alpha transitions from clipping out-of-bounds clocks" into...

Merge "Prevent alpha transitions from clipping out-of-bounds clocks" into udc-dev am: 5623c50b am: 5cf665d4

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23149088



Change-Id: I6b122b09eca2f1f6c1565ef4366b4c1a9906986c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>