Merge "Check mAttachInfo.mSystemUiVisibility to see if a SysUI flag exists" into tm-dev am: d5d86912 am: f1d11ac3

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17394904



Change-Id: I7a87236044c0eecfc244d36f87916698a5caefc8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>