anchor.diff:    
     Class(this.name, this.superclass, this.isAbstract, this.isTypedef, 
         this.comment, this.interfaces, this.variables, this.methods, 
  -      this.annotations);
  +      this.annotations, String qualifiedName) : super(qualifiedName) {}
   
     /// Generates a map describing the [Class] object.
     Map toMap() {
  
positive.code:   // to read in.
    _writeToFile(listDir('docs').join('\n').replaceAll('docs/', ''),
        'library_list.txt');
  }
  
  Library generateLibrary(dart2js.Dart2JsLibraryMirror library,
  
negative.code: /**
   * A class containing properties of a Dart variable.
   */
  class Variable extends Indexable {
  
    /// Documentation comment with converted markdown.
    String comment;
  