Merge "New sm command to unmount app data and obb app visibility mount" am: 3299d00b87 am: 40c7e3d17d

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1552534

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: Id5a591310ed72bf625e04ff16c08825b6fa94af6