Merge "Reintroduced the test with default live wallpaper" into udc-qpr-dev am: aaaf84c8

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23563536



Change-Id: I880f41561bb7b0a75dcb460ed6d4108b0746f8ea
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>