Bug: 30681771 Test: SettingsUnitTests Refactor visibility logging from InstrumentedFragment into a mixin. And apply mixin in remaining fragments. Change-Id: Ibbb59904336254a3e4bb9e8c7d0b36e5a6bc2622
Change-Id: I8fb3ac22df7bdc52039dd640f7696ebd32281f0b
Bug: 27276982 Bug: 27279305 Change-Id: I443e9d2bc0c3fd9bcc13ee86716c14fbb55af0ba