Merge "power/stats: Add default implementation" am: 492edf2acf am: 52f8fda5ae

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/1612583

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: Ia362efaf0e8f53e1cee314ae06d73e1c2863d3e0