toggle tool button: Use standard padding

diff --git a/gtk/gtktoggletoolbutton.h b/gtk/gtktoggletoolbutton.h
index 525f8514ce3f9c3f90f1cc201bed128ff5ef8a35..bef39c613f158f70da68ed03b8452e73b736e213 100644 (file)
--- a/gtk/gtktoggletoolbutton.h
+++ b/gtk/gtktoggletoolbutton.h
@@ -64,11 +64,7 @@ struct _GtkToggleToolButtonClass
 
   /*< private >*/
 
-  /* Padding for future expansion */
-  void (* _gtk_reserved1) (void);
-  void (* _gtk_reserved2) (void);
-  void (* _gtk_reserved3) (void);
-  void (* _gtk_reserved4) (void);
+  gpointer padding[8];
 };
 
 GDK_AVAILABLE_IN_ALL