code: function(oEvent){
  		var sProp = oEvent.getParameter("name");
  		var parent = this.getParent();
  
  		if ((sProp === "width" || sProp === "height") && parent && parent.getDomRef()) {
  			notifyLayoutOnChange(this, "CTRL_POS");
  		}
  	}
docs: Handler on child control to check for property changes on width or height attribute.
  
  @private