Merge "Update light reveal effect on wake/sleep so that the screen off...

Merge "Update light reveal effect on wake/sleep so that the screen off animation works too." into sc-dev am: 71812c21 am: 2b9467fb am: 256e9728

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15162037

Change-Id: I6f8399f6919feb9f45a253473ae6bcafb58ff0ad