Merge "Move wallpaper local color extraction to background" into tm-qpr-dev...

Merge "Move wallpaper local color extraction to background" into tm-qpr-dev am: 2ba1d91c am: 6514fecd

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21340154



Change-Id: I4552d63081d8d8e1306a2f684c0d1ea7b2f0c7f7
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>