[gtk+] Remove an unused pointer from GtkDrawingArea

[Matthias Clasen <matthiasc src gnome org>]

commit 841edfe8c3c1ad057b07c9131c3aae522dfbc8d6
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Dec 17 20:54:13 2010 -0500

    Remove an unused pointer from GtkDrawingArea
    
    This is part of removing all sealed members from instance structures.

 gtk/gtkdrawingarea.c |    1 -
 gtk/gtkdrawingarea.h |    2 --
 2 files changed, 0 insertions(+), 3 deletions(-)
---
diff --git a/gtk/gtkdrawingarea.c b/gtk/gtkdrawingarea.c
index b3a2e6c..ffa7163 100644
--- a/gtk/gtkdrawingarea.c
+++ b/gtk/gtkdrawingarea.c
@@ -48,7 +48,6 @@ gtk_drawing_area_class_init (GtkDrawingAreaClass *class)
 static void
 gtk_drawing_area_init (GtkDrawingArea *darea)
 {
-  darea->draw_data = NULL;
 }
 
 
diff --git a/gtk/gtkdrawingarea.h b/gtk/gtkdrawingarea.h
index 07283bb..553b9be 100644
--- a/gtk/gtkdrawingarea.h
+++ b/gtk/gtkdrawingarea.h
@@ -51,8 +51,6 @@ typedef struct _GtkDrawingAreaClass  GtkDrawingAreaClass;
 struct _GtkDrawingArea
 {
   GtkWidget widget;
-
-  gpointer GSEAL (draw_data);
 };
 
 struct _GtkDrawingAreaClass