Add field and enum for CallAnomalyWatchdog

Field and enum are added for CallAnomalyWatchdog.

Design Eldar: https://eldar.corp.google.com/assessments/899685604/drafts/561884615
Bug: 264994340
Test: m
Change-Id: I91b8d5b2c5e5852877b8730eb73e9579ccd8f73f
1 file changed
tree: bb151a02e37aed717eab4d70b52f834aa6fff53b
  1. stats/
  2. OWNERS