Merge "Added a hidden modelState to indicate model was deleted from device but...

Merge "Added a hidden modelState to indicate model was deleted from device but available still." into sc-dev am: e4724a8e am: f152f0b7 am: e27fbe80

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15031542

Change-Id: I6cf779c10aeb02a6b848c8ea344e2ff1102c51cf