old_contents: /**
   * Module/Class description.
   *
   * @author André Cruz <andremiguelcruz@msn.com>
   */
  define(['dejavu/Class'], function (Class) {
  
      'use strict';
  
      var SomeModule = {
          __a: 4,
  
          run: function () {
              console.log('base run', this.__a);
          }
      };
  
      return new Class(SomeModule);
  });
new_contents: /**
   * Module/Class description.
   *
   * @author André Cruz <andremiguelcruz@msn.com>
   */
  define(['dejavu/Class'], function (Class) {
  
      'use strict';
  
      return Class.create({
          __a: 4,
  
          run: function () {
              console.log('base run', this.__a);
          }
      });
  });
subject: Fix playground.