rem: var newSrc = this.getActive() ? this.getIconOpenURI() : this.getIconCloseURI(); 
add: var newSrc = (new QxImageManager).buildURI(this.getActive() ? this.getIconOpenURI() : this.getIconCloseURI()); 
context: proto._renderImplIcon = function(){  if (!this.isCreated()) {    return true;  };  var newSrc = this.getActive() ? this.getIconOpenURI() : this.getIconCloseURI();  if (newSrc != this._iconImage.src) {    this._iconImage.src = newSrc;  };  return true;};
meta: 1005	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/1005/1914d23ac666783d9fe12e47f8df012dbfe45864/QxTreeFolder.js/clean/qooxdoo/source/script/widgets/QxTreeFolder.js