Merge "Add empty package + OWNERS file for critical event protos" am: ae99d9ba9c am: d27b7d3952 am: 259ca6f387 am: 169b1b9f79 am: c806e66504

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1850197

Change-Id: I8d3b9f875ca92696a2a60064cb821aa60bcd1346