Merge "Remove ex-OWNERS." am: 00d3085743 am: 3015bb3c05 am: 0f11a9a96c

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/1597251

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I8e263a90f48687576ebe426c5c3da25738d30c59