Merge "Lock screen live wallpaper: adds home/lock screen flag as argument."...

Merge "Lock screen live wallpaper: adds home/lock screen flag as argument." into tm-qpr-dev am: 0f8f2d72 am: e5e1aa95

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20122170



Change-Id: Iedfe67b28f3a950a989b229bb2da14320b991fd9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>