Merge "Destroy taskbar if it's not present in DeviceProfile" into tm-qpr-dev am: 1103195e42

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/21060664

Change-Id: I35f6f8a8773a60e358bf68bbcb7b93d7467d03c1
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>