anchor.diff:    void initState() {
       if (Platform.isAndroid) {
         _bottomTabs.insert(1, _TabItem.singleFusedLocation);
  -    } 
  +    }
       super.initState();
     }
  -  
  +
     @override
     Widget build(BuildContext context) {
       return MaterialApp(
  
positive.code: import 'pages/location_stream_widget.dart';
  
  void main() => runApp(_GeolocatorExampleApp());
    enum _TabItem {
      singleLocation,
      singleFusedLocation,
      locationStream,
      distance,
      geocode
    }
  
  class _GeolocatorExampleApp extends StatefulWidget {
    @override
  
negative.code: }
  
  class _BottomNavigationState extends State<_GeolocatorExampleApp> {
    _TabItem _currentItem = _TabItem.singleLocation;
    final List<_TabItem> _bottomTabs = [
      _TabItem.singleLocation,
  