[gtk+/gtk-3-6] Fix the build

[Aleksander Morgado <aleksm src gnome org>]

commit 65541f640950432a87e9b4afe9ba483d58d6b510
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Mar 8 06:26:15 2013 -0500

    Fix the build
    
    This was broken in commit 5bbbc47a4c306653e8347f7afb85a940a503f755

 gtk/gtkspinbutton.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtkspinbutton.c b/gtk/gtkspinbutton.c
index 97b6527..750fbd9 100644
--- a/gtk/gtkspinbutton.c
+++ b/gtk/gtkspinbutton.c
@@ -1053,7 +1053,7 @@ gtk_spin_button_realize (GtkWidget *widget)
    * 'output' signal; and if we don't have any explicit 'text' set initially,
    * fallback to the default output. */
   if (!return_val &&
-      (spin_button->numeric || gtk_entry_get_text (GTK_ENTRY (spin_button)) == NULL))
+      (spin_button->priv->numeric || gtk_entry_get_text (GTK_ENTRY (spin_button)) == NULL))
     gtk_spin_button_default_output (spin_button);
 
   gtk_widget_queue_resize (GTK_WIDGET (spin_button));