Merge "Force consuming system bars if nav bar is shown forcibly" into udc-dev...

Merge "Force consuming system bars if nav bar is shown forcibly" into udc-dev am: 495953ea am: 608406db am: 57e018d8

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23657992



Change-Id: Idec0d94d827cf72496c4596ab0ce95c293fd9295
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>