Merge "Add check for WallpaperEngine compatibility" into rvc-qpr-dev am: 21d93d42d9 am: 4005242363

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/12329137

Change-Id: Ied4ac9ae974a35c4aa9aa80b47f7344de8088a67