Merge "Revert systemui status bar provider model behavior" into sc-dev am:...

Merge "Revert systemui status bar provider model behavior" into sc-dev am: afde3f2c am: 772eb813

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15111858

Change-Id: I81b66637fd5e8904eb7c49d7e211917213767803