Merge "Statsd notif logs: important conversations." into rvc-dev am:...

Merge "Statsd notif logs: important conversations." into rvc-dev am: 263c7f9b am: 9f2ca756 am: 8097bc3a

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11931359

Change-Id: Ia18088e627ae2bcf6062b06be1aed9adc0bd3feb