Merge "Count quiet mode as "off" for max time off policy" into udc-dev am: ff1e986e40

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22994460

Change-Id: Ib2ea30b90352fc87fe9378fc3ed48e21b3a36dc2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>