Merge "Hide bubbles whenever the status bar is hidden, unless there's a...

Merge "Hide bubbles whenever the status bar is hidden, unless there's a flyout." into rvc-dev am: 21f26f1c

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11709058

Change-Id: I298262740d8316f0786788054cad7c96a7056c27