Test: manual
Test: make RunSettingsRoboTests -j ROBOTEST_FILTER=com.android.settings.applications
make RunSettingsRoboTests -j ROBOTEST_FILTER=com.android.settings.core
atest UniquePreferenceTest
atest SettingsGatewayTest
Change-Id: Ib5b1281be6cb3cab8528d10b6d6ff3146f33b8df