anchor.diff:    }
   
     Map<String, dynamic> _wrapInArtificialRoot(Map<String, dynamic> json) {
  -    json['n'] = mainNodeName;
  +    json['n'] = _mainNodeName;
       return <String, dynamic>{
  -      'n': artificialRootNodeName,
  +      'n': _artificialRootNodeName,
         'children': [json],
       };
     }
  
positive.code:       _loadApp(_dataForAppUnit!);
      } else {
        // Set root name for non-deferred apps.
        processedJson['n'] = 'Root';
        _loadApp(processedJson);
      }
  
  
negative.code:     'ios',
      'macos',
      'windows',
      'linux',
      'web'
    ];
  
    bool get isAnalyzeSizeFile {
  