Merge "Merge "Remove lingering content overlays in onTaskVanished" into tm-dev...

Merge "Merge "Remove lingering content overlays in onTaskVanished" into tm-dev am: 442dbd14 am: 8debce0d" into tm-d1-dev-plus-aosp am: d63e7ced am: d1b4d739

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18604863



Change-Id: I5647247ccd73fa8e39318420e05953f2f2fbd1a7
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>