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: I96c1a2ae82351fe4a710f92a21b155ae263b6e22