[gtk+/treeview-refactor] gtkwocket-win32.c Added missing include to avoid C4013

[Tristan Van Berkom <tvb src gnome org>]

commit 25c2f4b7809ba73c7f6d0b9d218b216b6f6a5843
Author: Chun-wei Fan <fanchunwei src gnome org>
Date:   Wed Nov 10 10:15:45 2010 +0800

    gtkwocket-win32.c Added missing include to avoid C4013

 gtk/gtksocket-win32.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtksocket-win32.c b/gtk/gtksocket-win32.c
index 5c96d55..cf57458 100644
--- a/gtk/gtksocket-win32.c
+++ b/gtk/gtksocket-win32.c
@@ -39,6 +39,7 @@
 #include "win32/gdkwin32.h"
 
 #include "gtkwin32embed.h"
+#include "gtkwidgetprivate.h"
 
 GdkNativeWindow
 _gtk_socket_windowing_get_id (GtkSocket *socket)