Merge "Do not set alpha to 1f when bouncer shows" into udc-dev am: 42d23d2d

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23214387



Change-Id: I5be97390f169ee7b6bd44201c0d94bdbf7ab2713
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>