anchor.diff:  
     @override
     Widget build(BuildContext context) {
  -    const sizedBox = SizedBox(
  +    const buttonSpacer = SizedBox(
         height: 10,
       );
   
  
positive.code: }
  
  class _GeolocatorWidgetState extends State<GeolocatorWidget> {
    static final String _kLocationServicesDisabledMessage =
        'Location services are disabled.';
    static final String _kPermissionDeniedMessage = 'Permission denied.';
    static final String _kPermissionDeniedForeverMessage =
        'Permission denied forever.';
    static final String _kPermissionGrantedMessage = 'Permission granted.';
  
    final GeolocatorPlatform _geolocatorPlatform = GeolocatorPlatform.instance;
    final List<_PositionItem> _positionItems = <_PositionItem>[];
  
negative.code:       // Permissions are denied forever, handle appropriately.
        _updatePositionList(
          _PositionItemType.log,
          _permissionDeniedForeverMessage,
        );
  
        return false;
  