rem: if (item.src != null) 
add: if ("src" in item && item.src) 
context: function getSource(item){  // Return the correct source without strict warnings  if (item.href != null)    return item.href;  if (item.src != null)    return item.src;  return null;}
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/5b780bbf8a8e37867134db290e7c56225646e8b1/pageInfo.js/clean/xpfe/browser/resources/content/pageInfo.js