Merge "Allow floating tasks to be shown as bubbles (behind a sysui flag)" into tm-qpr-dev am: c423e60ae5 am: d716992c0f

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/19869839

Change-Id: I6ebae6a417b389887ecf36a145b9477cbcfddf42
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>