rem: leakDetector.traceObject(_content, leakDetector.verbose); 
add: leakDetector.traceObject(content, leakDetector.verbose); 
context: function traceDocument(){  // keep the chrome document out of the dump.  leakDetector.markObject(document, true);  leakDetector.traceObject(_content, leakDetector.verbose);  leakDetector.markObject(document, false);}
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/766d404cfe3d0b6d61d9fede0b76e1d13ab33d52/navigator.js/clean/xpfe/browser/resources/content/navigator.js