Clean up bluetooth while driving code.

Test: robotests
Change-Id: I50aedc61a9a7836672e934e188837dbe49c64be2

src/com/android/settings/connecteddevice/AdvancedConnectedDeviceDashboardFragment.java

@@ -74,7 +74,6 @@ public class AdvancedConnectedDeviceDashboardFragment extends DashboardFragment
         final List<AbstractPreferenceController> controllers = new ArrayList<>();
 
         controllers.add(new BluetoothFilesPreferenceController(context));
-        controllers.add(new BluetoothOnWhileDrivingPreferenceController(context));
 
         final PrintSettingPreferenceController printerController =
                 new PrintSettingPreferenceController(context);