nsPluginCacheListener::OnStopRequest(nsIRequest *request, nsISupports* aContext, nsresult aStatus)
nsPluginByteRangeStreamListener::OnStopRequest(nsIRequest *request, nsISupports *ctxt, nsresult status)
nsPluginCacheListener::OnStopRequest(nsIRequest *request,                                     nsISupports* aContext,                                     nsresult aStatus){  return NS_OK;}