- Remove BaseNfcPreferenceController.
- NfcPreferenceController inherit from TogglePreferenceController.
- AndroidBeamPreferenceController inherit from BasePreferenceController.
- Override getIntentFilter in NfcPreferenceController to listen changes.
- Add an API (hasAsyncUpdate) into BasePreferenceController to
distinguish the setting which is updated asynchronously.
Change-Id: I7c9c48ea7f1ad01a02524beabf9d30baa3db891f
Fixes: 67997761
Fixes: 74887543
Test: RunSettingsRoboTests
