Merge "[Bouncer] Make bouncer view a ConstraintLayout" into tm-qpr-dev am: 06ab363b77

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20028956

Change-Id: I8e0d43956f310b0ee5c89d5a92f7ff94cf60dc50
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>