[automerger skipped] Merge "RingtoneManager: verify default ringtone is audio" into rvc-qpr-dev am: 6ce832b646 -s ours

am skip reason: Merged-In I3f2c487ded405c0c1a83ef0a2fe99cff7cc9328e with SHA-1 a67982c990 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21027348

Change-Id: I2d5a7dcecc1027aa1f2c289ed38f449da3d9d04e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>