Merge "Use binder-based iterator to retrieve FRROs" into sc-dev am: 5be998a6 am: fbb8676b am: c2bfc712

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

Change-Id: I8cfcd158a18d662a0642c780cfc701440a22ed5e