Merge "Bottom area buttons are LaunchableView" into tm-qpr-dev am: 0aeadb78d0

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20153484

Change-Id: I2434a59c5300b9a22369c8191768d7f43aa3de47
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>