[automerger skipped] DO NOT MERGE Suppress notifications when device enter lockdown am: 52bd9bb597 -s ours am: 268fde537d -s ours

am skip reason: subject contains skip directive

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17880608

Change-Id: I3fd8d0fa9ccdbaaef03418a184f07325ac0d4453
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>