Merge "Hide views on lockscreen when wallpaper dream is active" into udc-qpr-dev am: c202ca4b

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23678698



Change-Id: Id3a63184ef8c30268d96f073dcbbb8b200551bc6
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>