Merge "Implementation of sharding for procstats atoms" into rvc-dev am:...

Merge "Implementation of sharding for procstats atoms" into rvc-dev am: 26dfdc58 am: add19fc2 am: 9baa0693 am: dd8efac0

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11859725

Change-Id: I211346896df9568415bbd22762792557919a3666