Merge "Turn off quiet mode in the background, allowing the dialog to dismiss...

Merge "Turn off quiet mode in the background, allowing the dialog to dismiss quicker." into rvc-dev am: 63458fb6 am: f978d167

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11931083

Change-Id: I623796dd07bf28268c1b2fcc7e2ab6fdeb46c7d1