rem: if (!iid.equals(nsIObserver) && !iid.equals(nsIServerSocketListener) && !iid.equals(nsISupports)) throw Components.results.NS_ERROR_NO_INTERFACE; return this; 
add: if (iid.equals(nsIObserver) || iid.equals(nsIServerSocketListener) || iid.equals(nsISupports)) return this;  Components.returnCode = Components.results.NS_ERROR_NO_INTERFACE; return null; 
context:   QueryInterface: function(iid)  {    if (!iid.equals(nsIObserver) &&        !iid.equals(nsIServerSocketListener) &&        !iid.equals(nsISupports))      throw Components.results.NS_ERROR_NO_INTERFACE;    return this;  },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/7b5970dc1f631c4a1ed682420229b370547edc65/TestServ.js/buggy/netwerk/test/TestServ.js