Merge "Fix disableForegroundNdefPush crash." into ics-mr0

        FragmentManager manager = activity.getFragmentManager();

        Fragment fragment = manager.findFragmentByTag(FRAGMENT_TAG);

        if (fragment != null) {

            manager.beginTransaction().remove(fragment).commit();

            // We allow state loss at this point, because the state is only

            // lost when activity is being paused *AND* subsequently destroyed.

            // In that case, the app will setup foreground dispatch again anyway.

            manager.beginTransaction().remove(fragment).commitAllowingStateLoss();

        }

    }