- The AppHeaderController is no longer a singleton. Each time appheader
should be updated we will create a new controller. It acts as a
builder/mutator, user provides customizable inputs, and the controller
will bind everything to UI when calling done().
Bug: 32442716
Test: RunSettingsRoboTests
Change-Id: Icfc5bcd8bc170a02b57432d864eaddf71db0d5b4
If a user has set a preference at an app wide level, it cannot be
undone at a channel level, but channels can be more restrictive.
Tests: changing settings for apps and channels.
Change-Id: I7907b8179ffc24d68197c917f182e63d8e1ff7a7
