Merge "Ignore transfer to an unknown route" into rvc-dev am: e3767bdaae am: 710ada644e am: 519ea277d2

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11700107

Change-Id: Ie6bf5fa0c85f2a4106bb8dd25c1f4648b04e71c8