[automerger skipped] DO NOT MERGE: Fix ActivityManager#killBackgroundProcesses permissions am: 140fce8619 am: 18b4a887a2 -s ours am: 5fa59ca01e -s ours am: 197d44f41d -s ours am: 33a1edca87 -s ours am: 07566aea74 -s ours am: e0037af099 -s ours

am skip reason: subject contains skip directive

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/25119905

Change-Id: Ida3d38e500d9b2afec49cfe587b17e3e5f985732
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>