Merge "Extend getPssPid to report itemized memtrack values" am: ca115f206a am: b641d098da

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1583743

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I765a38882426e933fdc3c3cdebdffb55f3be2209