[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: 4ab83e43b1 -s ours

am skip reason: subject contains skip directive

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

Change-Id: I30200d4a6a646ffd7972dbf8df8578abc1e3dd40
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>