rem:  throw Components.results.NS_NOINTERFACE; } 
add:  throw Components.results.NS_NOINTERFACE; } 
context:     QueryInterface : function(iid)    {     if (iid.equals(Components.interfaces.nsIWebProgressListener) || iid.equals(Components.interfaces.nsISupportsWeakReference))      return this;          throw Components.results.NS_NOINTERFACE;    }
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/890b728028c5282cd7a90ec2638496ebac0de588/printPreviewProgress.js/clean/toolkit/components/printing/content/printPreviewProgress.js