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: 46d336bd am: 4e921ed3 am: 70d2dc95

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



Change-Id: Ifa4ce2045f45d570f1cc9a7205b910857208abaf
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>