Merge "Remove ex-OWNERS." am: 00d3085743 am: 3015bb3c05 am: 0f11a9a96c am: d4b67df6a4

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

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: If7e322cb735c351984f1200e80f10a80d448ba1b