Merge "Listen for VIS window visibility changes in SysUI" into tm-dev am: 0b870355 am: d250332b

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17211291



Change-Id: I8f9e84dc80f9d46a6ef9e6f1b4c972b8d949c79c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>