[gtkmm] Window: Ignore some new private functions.

[Murray Cumming <murrayc src gnome org>]

commit 52f23f4a153a4c022731fdf2f79ed3ca080b1dca
Author: Murray Cumming <murrayc murrayc com>
Date:   Mon Sep 15 21:05:17 2014 +0200

    Window: Ignore some new private functions.

 gtk/src/window.hg |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/gtk/src/window.hg b/gtk/src/window.hg
index 4c9c0f5..a42412b 100644
--- a/gtk/src/window.hg
+++ b/gtk/src/window.hg
@@ -81,7 +81,8 @@ class Window : public Bin
   _UNMANAGEABLE
   _IGNORE(_gtk_window_internal_set_focus, _gtk_window_reposition, _gtk_window_constrain_size, 
gtk_window_remove_embedded_xid,
           _gtk_window_get_group, _gtk_window_activate_key, gtk_window_add_embedded_xid, 
_gtk_window_keys_foreach,
-          gtk_window_set_has_user_ref_count, gtk_window_set_destroy_with_parent, 
gtk_window_get_icon_for_size)
+          gtk_window_set_has_user_ref_count, gtk_window_set_destroy_with_parent, 
gtk_window_get_icon_for_size,
+          gtk_window_set_use_subsurface, gtk_window_set_hardcoded_window)
 
   //TODO: Use gtk_window_set_destroy_with_parent() to allow use of Gtk::manage() with top-level windows, 
using the transient-parent?