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: a6059b2a am: a59897ec am: 76c41c4c

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



Change-Id: Ib2641e0494e6bea97745a715673b3773b5acee0f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>