[gtk+] Forgotten fixup

[Matthias Clasen <matthiasc src gnome org>]

commit c51157d437b6d35022910b8d0bf0c4ac7199bf6c
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Oct 22 19:41:14 2012 -0400

    Forgotten fixup
    
    This was meant to be included in the previous commit :-(

 gtk/gtktreeview.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gtk/gtktreeview.c b/gtk/gtktreeview.c
index 808ff24..2b78b5a 100644
--- a/gtk/gtktreeview.c
+++ b/gtk/gtktreeview.c
@@ -3289,7 +3289,7 @@ gtk_tree_view_button_release_drag_column (GtkWidget      *widget,
   button = gtk_tree_view_column_get_button (tree_view->priv->drag_column);
 
   context = gtk_widget_get_style_context (button);
-  gtk_style_context_remove_class (context, STYLE_CLASS_DND);
+  gtk_style_context_remove_class (context, GTK_STYLE_CLASS_DND);
 
   g_object_ref (button);
   gtk_container_remove (GTK_CONTAINER (tree_view), button);
@@ -9807,7 +9807,7 @@ _gtk_tree_view_column_start_drag (GtkTreeView       *tree_view,
   button = gtk_tree_view_column_get_button (column);
 
   context = gtk_widget_get_style_context (button);
-  gtk_style_context_add_class (context, STYLE_CLASS_DND);
+  gtk_style_context_add_class (context, GTK_STYLE_CLASS_DND);
 
   gtk_widget_get_allocation (button, &button_allocation);