Merge "CEC: Set IO looper to control service in message validator test" am: 8c82061a05 am: 0220e9b3f4

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1463903

Change-Id: Ib7ce8d5b81469894fa1dbbcd8c528e0eb4984944