Merge "Add API in AppWidgetServiceImpl" into tm-qpr-dev am: 9fa15007e6

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20056790

Change-Id: Ie31410fb55c69593a4432d8fc9db253c57dada4e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>