Move the logic to PreferenceController Bug: 114749736 Test: RunSettingsRoboTests Change-Id: I7a0845c0cbc3f33e23257831d0d4ed97e7a5cc04
Move the logic to PreferenceController Bug: 114749736 Test: RunSettingsRoboTests Change-Id: I7a0845c0cbc3f33e23257831d0d4ed97e7a5cc04