Merge "Adds color update notification when setting lock screen live wallpaper"...

Merge "Adds color update notification when setting lock screen live wallpaper" into udc-dev am: 61b756aa am: 5a8c4c53

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22704671



Change-Id: I1c5d73a8f30560acd6afe4ccf988238e8527d00b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>