The accessibility code doesn't need it anymore.
* This function should almost never be used. It is meant for private use by
* ATK for determining the number of visible children that are removed when the
* user collapses a row, or a row is deleted.
+ *
+ * Deprecated: 3.4: Accessibility does not need the function anymore.
**/
void
gtk_tree_view_set_destroy_count_func (GtkTreeView *tree_view,
GtkTreePath *path,
gint children,
gpointer user_data);
+GDK_DEPRECATED
void gtk_tree_view_set_destroy_count_func (GtkTreeView *tree_view,
GtkTreeDestroyCountFunc func,
gpointer data,