return LoadURIVia(aUri, presContext, 0);
nsresult rv = PrepareToLoadURI(aUri, aCommand, aPostDataStream, aModifyHistory, aType, aLocalIP, aHistoryState, aReferrer); if (NS_SUCCEEDED(rv)) rv =  DoLoadURL(aUri, aCommand, aPostDataStream, aType, aLocalIP, aReferrer); return rv;
NS_IMETHODIMP nsWebShell::LoadURI(nsIURI* aUri,    nsIPresContext* presContext){   //NS_ENSURE_ARG(aUri);  // Done in LoadURIVia for us.   return LoadURIVia(aUri, presContext, 0);}