rem: proto._visualPropertyCheck = function() 
add: proto._visualPropertyCheck = function() 
context: proto._visualPropertyCheck = function() {  if (!this.isCreated()) {    throw new Error("Create the element first!");  };  };
meta: 1005	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/1005/ee8bda88301088375d4815625181857cb6281591/QxWidget.js/buggy/qooxdoo/source/script/widgets/QxWidget.js