Index: gtk/gtkcombobox.c
===================================================================
--- gtk/gtkcombobox.c	(revision 9823)
+++ gtk/gtkcombobox.c	(working copy)
@@ -1401,7 +1401,7 @@
   GtkRequisition popup_req;
   GtkPolicyType hpolicy, vpolicy;
   
-  sample = GTK_BIN (combo_box)->child;
+  sample = GTK_BIN (combo_box);
 
   gdk_window_get_origin (sample->window, x, y);
 
