[automerger skipped] RESTRICT AUTOMERGE Revoke SYSTEM_ALERT_WINDOW on upgrade past api 23 am: 14551ab6d2 am: 6e14c5cfbe -s ours am: f5119d3d4c -s ours

am skip reason: subject contains skip directive

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20105226

Change-Id: I20cf177f0a1c7222b5898e146a0913226de1b38c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>