rem: this.vtable = createInstance("component: 
add: this.vtable = createInstance("@mozilla.org/xpcom/leakdetector;1", "nsILeakDetector"); 
context: function LeakDetector(verbose){    this.verbose = verbose;    try {	    this.vtable = createInstance("component://netscape/xpcom/leakdetector", "nsILeakDetector");	} catch (err) {	}}
meta: 8395	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/8395/0257791053c2b38e1dfaf2ee11afae973e82e394/navigator.js/buggy/xpfe/browser/resources/content/navigator.js