Bug: 30681771
Test: SettingsUnitTests
Refactor visibility logging from InstrumentedFragment into a mixin. And
apply mixin in remaining fragments.
Change-Id: Ibbb59904336254a3e4bb9e8c7d0b36e5a6bc2622
ActivityManagerService now holds a ContentObserver for
Settings.System.FONT_SCALE, so it is no longer necessary to notify
ActivityManagerNative of a configuration update involving the font scale
directly.
Bug:23033258
Change-Id: Ifd002bd25724b133e83a1285be2953019178c65a