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

Merge "Do not set alpha to 1f when bouncer shows" into udc-dev am: 42d23d2d am: 73f40804 am: 343ec29e am: 56ee74a5

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



Change-Id: I0600bd6ab9bca145759e698f96214b13054f9d6c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>