Merge "Add animation for power saver dialog" into tm-dev am: 26f8bf25 am:...

Merge "Add animation for power saver dialog" into tm-dev am: 26f8bf25 am: 13979a11 am: edfbfe92

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17330998



Change-Id: Idbdd29c05653354d9e6353280c78e24a1736291b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>