rem: var navWin = getMostRecentWindow("navigator:browser"); 
add: var navWin = getMostRecentBrowserWindow(); 
context: function handURIToExistingBrowser(uri, location){  var navWin = getMostRecentWindow("navigator:browser");  if (!navWin) {    // if we couldn't load it in an existing window, open a new one    openWindow(null, nsBrowserContentHandler.chromeURL, "_blank",               "chrome,dialog=no,all" + nsBrowserContentHandler.getFeatures(cmdLine),               uri.spec);    return;  }  var navNav = navWin.QueryInterface(nsIInterfaceRequestor)                     .getInterface(nsIWebNavigation);  var rootItem = navNav.QueryInterface(nsIDocShellTreeItem).rootTreeItem;  var rootWin = rootItem.QueryInterface(nsIInterfaceRequestor)                        .getInterface(nsIDOMWindow);  var bwin = rootWin.QueryInterface(nsIDOMChromeWindow).browserDOMWindow;  bwin.openURI(uri, null, location,               nsIBrowserDOMWindow.OPEN_EXTERNAL);}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/61d2b7b5aceee226db0b6176cd0c410d84f7212b/nsBrowserContentHandler.js/buggy/browser/components/nsBrowserContentHandler.js