154220 r=curt sr=dveditz

don't show 'setup paused' dialog when invalid http response code

xpinstall/wizard/windows/setup/xpnetHook.cpp

@@ -1020,6 +1020,7 @@ int DownloadFiles(char *szInputIniFile,
       else if((rv != nsFTPConn::OK) &&
               (rv != nsFTPConn::E_CMD_FAIL) &&
               (rv != nsSocket::E_BIND) &&
+              (rv != nsHTTPConn::E_HTTP_RESPONSE) &&
               (gdwDownloadDialogStatus != CS_CANCEL))
       {
         /* We timed out.  No response from the server, or