Merge "Merge "Add callback for when enrollment state changes" into sc-qpr1-dev...

Merge "Merge "Add callback for when enrollment state changes" into sc-qpr1-dev am: ada5e056" into sc-qpr1-dev-plus-aosp am: f2b9db65 am: 4eef27b0

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15730868

Change-Id: I8fd82a9bf6bc8c4834c856bf5681124ad56d1630