Merge "Add interfaces required by smart idle maintenance service" am: 6845e06ab9 am: c0c12f5706 am: 73876a2c28 am: 25c4ccbb3b

Original change: https://android-review.googlesource.com/c/platform/system/vold/+/1936286

Change-Id: Ib67ad308ec3ebf42df9db1520ff76b2d81c55245