Merge "Reduce unnecessary redraw of wallpaper with shell transition" into...

Merge "Reduce unnecessary redraw of wallpaper with shell transition" into tm-qpr-dev am: 6caa590a am: e3abfc10

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18400684



Change-Id: I00b4442af6ec6d8e94653bfbf698c9fdfdb06221
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>