[gtk+] Make an internal function static

[Matthias Clasen <matthiasc src gnome org>]

commit bc74cdb8aeb935a1fb16ecd5910980910973a35b
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat May 2 19:12:06 2009 -0400

    Make an internal function static
---
 gtk/gtkdialog.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/gtk/gtkdialog.c b/gtk/gtkdialog.c
index 05be93f..d463306 100644
--- a/gtk/gtkdialog.c
+++ b/gtk/gtkdialog.c
@@ -1371,7 +1371,7 @@ static const GMarkupParser attributes_parser =
     attributes_text_element,
   };
 
-gboolean
+static gboolean
 gtk_dialog_buildable_custom_tag_start (GtkBuildable  *buildable,
 				       GtkBuilder    *builder,
 				       GObject       *child,