Merge "Move Ringtone creation onto the AsyncRingtonePlayer thread." into udc-dev am: 2a62a54a

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/services/Telecomm/+/22162575



Change-Id: I6b621ee64b863462615790e9780c6561df8426c8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>