rem: return validateFileName(aDocument.title) 
add: return validateFileName(aDocument.title) 
context: function getDefaultFileName(aDefaultFileName, aNameFromHeaders, aDocumentURI, aDocument){  if (aDefaultFileName)    return validateFileName(aDefaultFileName);  // 1) Use the caller-provided name, if any  if (aNameFromHeaders)    return validateFileName(aNameFromHeaders);  // 2) Use the name suggested by the HTTP headers  if (aDocument && aDocument.title != "")     return validateFileName(aDocument.title)    // 3) Use the document title  var url = aDocumentURI.QueryInterface(Components.interfaces.nsIURL);  if (url.fileName != "")    return url.fileName;                        // 4) Use the actual file name, if present    return aDocumentURI.host;                     // 5) Use the host.}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/eb4723e78974099d3b82efcfb33a15f7719781dd/contentAreaUtils.js/buggy/xpfe/communicator/resources/content/contentAreaUtils.js