Defined atoms for mms metrics.

Bug: 233259583
Test: manual
Change-Id: If35c10249040c085f02f457e09ecfc9da226c179
(cherry picked from commit b5d4b411fc8e7f471729e2e2b5ab39b9c1748a33)
Merged-In: If35c10249040c085f02f457e09ecfc9da226c179
2 files changed
tree: baa210aa9b809c620fc338e44cce7d5abdcff113
  1. stats/
  2. OWNERS