Add event_source to DisplayInfoChanged atom.

To log where event came from.

Bug: 439778321
Flag: NONE since not modifying anything related to a flag
Test: presubmit
Change-Id: I9d50d2e40071580d9870ea2602b8052c1cdfc398
2 files changed
tree: 8b05dad33b8301b4d812b1146dd1a0f31024ad84
  1. stats/
  2. OWNERS