Merge "Hide the new bouncer message views by default" into udc-dev am:...

Merge "Hide the new bouncer message views by default" into udc-dev am: 38de7c47 am: 38db3afb am: e32454ab

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23504767



Change-Id: Iba1f6f734a3e8d4503571cdd057e7d3a7126ffc4
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>