diff --git a/toolkit/xre/nsAppRunner.cpp b/toolkit/xre/nsAppRunner.cpp

--- a/toolkit/xre/nsAppRunner.cpp

+++ b/toolkit/xre/nsAppRunner.cpp

@@ -3342,23 +3342,16 @@ XRE_main(int argc, char* argv[], const n

         }

         dirProvider.DoStartup();

         PRBool shuttingDown = PR_FALSE;

         appStartup->GetShuttingDown(&shuttingDown);

         nsCOMPtr<nsICommandLineRunner> cmdLine;

-#if defined(HAVE_DESKTOP_STARTUP_ID) && defined(MOZ_WIDGET_GTK2)

-        nsRefPtr<nsGTKToolkit> toolkit = GetGTKToolkit();

-        if (toolkit && !desktopStartupID.IsEmpty()) {

-          toolkit->SetDesktopStartupID(desktopStartupID);

-        }

-#endif

-

         nsCOMPtr<nsIFile> workingDir;

         rv = NS_GetSpecialDirectory(NS_OS_CURRENT_WORKING_DIR, getter_AddRefs(workingDir));

         NS_ENSURE_SUCCESS(rv, 1);

         if (!shuttingDown) {

           cmdLine = do_CreateInstance("@mozilla.org/toolkit/command-line;1");

           NS_ENSURE_TRUE(cmdLine, 1);

@@ -3376,16 +3369,23 @@ XRE_main(int argc, char* argv[], const n

           NS_TIMELINE_ENTER("appStartup->CreateHiddenWindow");

           rv = appStartup->CreateHiddenWindow();

           NS_TIMELINE_LEAVE("appStartup->CreateHiddenWindow");

           NS_ENSURE_SUCCESS(rv, 1);

           MOZ_SPLASHSCREEN_UPDATE(50);

+#if defined(HAVE_DESKTOP_STARTUP_ID) && defined(MOZ_WIDGET_GTK2)

+          nsRefPtr<nsGTKToolkit> toolkit = GetGTKToolkit();

+          if (toolkit && !desktopStartupID.IsEmpty()) {

+            toolkit->SetDesktopStartupID(desktopStartupID);

+          }

+#endif

+

           // Extension Compatibility Checking and Startup

           if (gAppData->flags & NS_XRE_ENABLE_EXTENSION_MANAGER) {

             nsCOMPtr<nsIExtensionManager> em(do_GetService("@mozilla.org/extensions/manager;1"));

             NS_ENSURE_TRUE(em, 1);

             if (upgraded) {

               rv = em->CheckForMismatches(&needsRestart);

               if (NS_FAILED(rv)) {