[gtk+] Simplify the DirectFBInit call

[Matthias Clasen <matthiasc src gnome org>]

commit 2dc9298b41cca3e05cb12ffb8578a37312d511ed
Author: Matthias Clasen <mclasen redhat com>
Date:   Tue Feb 23 13:06:03 2010 -0500

    Simplify the DirectFBInit call
    
    Patch by Andre Draszik, bug 609172

 gdk/directfb/gdkdisplay-directfb.c |    5 +----
 1 files changed, 1 insertions(+), 4 deletions(-)
---
diff --git a/gdk/directfb/gdkdisplay-directfb.c b/gdk/directfb/gdkdisplay-directfb.c
index 4483552..423e15d 100644
--- a/gdk/directfb/gdkdisplay-directfb.c
+++ b/gdk/directfb/gdkdisplay-directfb.c
@@ -66,15 +66,12 @@ GdkDisplay * gdk_display_open (const gchar *display_name)
   IDirectFBInputDevice   *keyboard;
   DFBResult               ret;
 
-  int    argc = 0;
-  char **argv = NULL;
-
   if (_gdk_display)
     {
       return GDK_DISPLAY_OBJECT(_gdk_display); /* single display only */
     }
 
-  ret = DirectFBInit (&argc,&argv);
+  ret = DirectFBInit (NULL, NULL);
   if (ret != DFB_OK)
     {
       DirectFBError ("gdk_display_open: DirectFBInit", ret);