Merge "Add the return branch when ringtone position is POS_UNKNOWN" am: 1e97308138 am: e2cfc0393b am: 3ee2ef20c0 am: 1052692bda

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1426650

Change-Id: I6c4dbadcb7388ca2e8256d902e79b9bd51e4dfb8