code: function createExtendedRenderer(sName, oRendererInfo) {
  
  		assert(this != null, 'BaseRenderer must be a non-null object');
  		assert(typeof sName === 'string' && sName, 'Renderer.extend must be called with a non-empty name for the new renderer');
  		assert(oRendererInfo == null ||
  			(isPlainObject(oRendererInfo)
  			 && Object.keys(oRendererInfo).every(function(key) { return oRendererInfo[key] !== undefined; })),
  			'oRendererInfo can be omitted or must be a plain object without any undefined property values');
  
  		var oChildRenderer = Object.create(this);
  		// subclasses should expose the modern signature variant only
  		oChildRenderer.extend = createExtendedRenderer;
  		jQuery.extend(oChildRenderer, oRendererInfo);
  
  		// expose the renderer globally
  		ObjectPath.set(sName, oChildRenderer);
  
  		return oChildRenderer;
  	}
docs: Helper to create a new renderer by extending an existing one.
  
  @this {sap.ui.core.Renderer} The base renderer to extend
  @param {string} sName Global name of the new renderer
  @param {object} oRendererInfo Methods and static properties of the new renderer
  @returns {object} New static renderer class
  @private