tree c2cb894093b551661b59375f55326e3ee16eebf0
parent 9266fe32f74b5f996e17d5526c7f12d2f61fc87f
author Jason Chiu <chiujason@google.com> 1585726847 +0800
committer Jason Chiu <chiujason@google.com> 1586239719 +0800

Refine metrics log in infrastructure

- Add interfaces to set/get metrics category in BasePreferenceController
  for descendants having a chance to get it.
- Set metrics category in DashboardFragment
- Automatically log metrics in onPreferenceChange of
  TogglePreferenceController
- Add support for TwoStateButtonPreference in TogglePreferenceController
  to make the preference generic

Bug: 137559984
Test: robotest
Change-Id: Ia7e0d24a3db1991b18e0286d9894570fa71247a3