Merge "Use binder-based iterator to retrieve FRROs" into sc-dev am: 5be998a6...

Merge "Use binder-based iterator to retrieve FRROs" into sc-dev am: 5be998a6 am: 91e7f7ff am: 793e3131

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15302837

Change-Id: I8692fb0c84a946e2e5de00da84a1f8874a0df391