[automerger skipped] Merge "DO NOT MERGE Disallow Wallpaper service to launch activity from background." into tm-dev am: caf5747b97 am: 7278e885d8 -s ours am: 3eba72a803 -s ours am: 36ec213f2c -s ours am: 3ff29a219e -s ours

am skip reason: subject contains skip directive

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23912846

Change-Id: If22962b2d357531eb753a673db8b51720a68e7ee
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>