[gtk+/gtk-2-18] Ensure native windows in gdk_property_change

[Matthias Clasen <matthiasc src gnome org>]

commit d97a72a22b92298a8072938a7ddc0621ba501f19
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Dec 18 18:43:32 2009 -0500

    Ensure native windows in gdk_property_change
    
    Using X properties on non-toplevel windows is somewhat exotic,
    but some people seem to do it, so better to keep it working.
    See bug 604787.
    (cherry picked from commit 7a9a3077e4064ca284ec53e5c4d223f278f57781)

 gdk/x11/gdkproperty-x11.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/gdk/x11/gdkproperty-x11.c b/gdk/x11/gdkproperty-x11.c
index b0ce21b..1cf54f9 100644
--- a/gdk/x11/gdkproperty-x11.c
+++ b/gdk/x11/gdkproperty-x11.c
@@ -701,8 +701,9 @@ gdk_property_change (GdkWindow    *window,
   if (GDK_WINDOW_DESTROYED (window))
     return;
 
+  gdk_window_ensure_native (window);
+
   display = gdk_drawable_get_display (window);
-  
   xproperty = gdk_x11_atom_to_xatom_for_display (display, property);
   xtype = gdk_x11_atom_to_xatom_for_display (display, type);
   xwindow = GDK_WINDOW_XID (window);