Merge "Rework how notification posts are logged to statsd" into udc-dev am:...

Merge "Rework how notification posts are logged to statsd" into udc-dev am: 485c0dd3 am: 53c34f8e am: f7ca06df

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22289567



Change-Id: Idbb4e01341fb3b8e740ce343b5c2435f60aaa2bf
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>