[gtk+] toolbar: don't forget to set orientable style classes

[Cosimo Cecchi <cosimoc src gnome org>]

commit a5ddbaf1f8c5e6135f1e709f1965b412ff2b8c26
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Wed Oct 10 11:36:28 2012 -0400

    toolbar: don't forget to set orientable style classes
    
    So that themes can select for vertical toolbars.

 gtk/gtktoolbar.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtktoolbar.c b/gtk/gtktoolbar.c
index e184c06..56350e5 100644
--- a/gtk/gtktoolbar.c
+++ b/gtk/gtktoolbar.c
@@ -44,6 +44,7 @@
 #include "gtkmarshalers.h"
 #include "gtkmenu.h"
 #include "gtkorientable.h"
+#include "gtkorientableprivate.h"
 #include "gtkradiobutton.h"
 #include "gtkradiotoolbutton.h"
 #include "gtkseparatormenuitem.h"
@@ -2578,6 +2579,7 @@ gtk_toolbar_orientation_changed (GtkToolbar    *toolbar,
       
       gtk_toolbar_reconfigured (toolbar);
       
+      _gtk_orientable_set_style_classes (GTK_ORIENTABLE (toolbar));
       gtk_widget_queue_resize (GTK_WIDGET (toolbar));
       g_object_notify (G_OBJECT (toolbar), "orientation");
     }