code: function() {
  		var componentName = this._container._config.component;
  		var reactClass;
  
  		if( !componentName ) {
  			throw new Error( 'No react component name. type: react-component needs a field `component`' );
  		}
  
  		reactClass = this._container.layoutManager.getComponent( componentName );
  
  		if( !reactClass ) {
  			throw new Error( 'React component "' + componentName + '" not found. ' +
  				'Please register all components with GoldenLayout using `registerComponent(name, component)`' );
  		}
  
  		return reactClass;
  	}
docs: Retrieves the react class from GoldenLayout's registry
  
  @private
  @returns {React.Class}