attempt to fix OS/2 bustage

netwerk/protocol/http/src/nsHttpChannel.cpp

@@ -2129,7 +2129,7 @@ nsHttpChannel::SetReferrer(nsIURI *referrer, PRUint32 referrerType)
             nsXPIDLCString prehost;
             referrer->GetPreHost(getter_Copies(prehost));
             if (prehost && *prehost) {
-                PRUint32 prehostLoc = PRUint32(ref.Find(prehost, PR_TRUE));
+                PRUint32 prehostLoc = PRUint32(ref.Find(prehost.get(), PR_TRUE));
                 ref.Cut(prehostLoc, nsCharTraits<char>::length(prehost) + 1); // + 1 for @
             }
             mRequestHead.SetHeader(nsHttp::Referer, ref.get());

netwerk/protocol/http/src/nsHttpConnection.cpp

@@ -516,11 +516,8 @@ nsHttpConnection::SetupSSLProxyConnect()
     request.Flatten(buf);
     buf.Append("\r\n");
 
-    nsCOMPtr<nsISupports> sup;
-    rv = NS_NewCStringInputStream(getter_AddRefs(sup), buf);
-    if (NS_FAILED(rv)) return rv;
+    rv = NS_NewCStringInputStream(getter_AddRefs(mSSLProxyConnectStream), buf);
 
-    mSSLProxyConnectStream = do_QueryInterface(sup, &rv);
     return rv;
 }