Merge "Partially move wallpaper local color extraction to background" into...

Merge "Partially move wallpaper local color extraction to background" into tm-qpr-dev am: c59bcce7

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21675582



Change-Id: Ia5b1a1f612511eea0824d1bb19451d4afe64c4d6
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>