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

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



Change-Id: I9d0826953488c93cd12175814db590708c37e543
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>