Merge "Don't clip background drawable if navigation color view is not opaque"...

Merge "Don't clip background drawable if navigation color view is not opaque" into tm-dev am: b8ab50b6 am: 752819c0 am: 737b9d18

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18195528



Change-Id: I42f2639d8d6c6eb75a6c106463b9c27e3e9a34ae
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>