[gtk+] Avoid double inclusion of a migration chapter

[Matthias Clasen <matthiasc src gnome org>]

commit 9ad67a3186b7a67a984b6a2094810ffa024c30a2
Author: Matthias Clasen <mclasen redhat com>
Date:   Tue Nov 15 00:47:16 2011 -0500

    Avoid double inclusion of a migration chapter

 docs/reference/gtk/migrating-2to3.xml |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)
---
diff --git a/docs/reference/gtk/migrating-2to3.xml b/docs/reference/gtk/migrating-2to3.xml
index 7670a80..c6be31a 100644
--- a/docs/reference/gtk/migrating-2to3.xml
+++ b/docs/reference/gtk/migrating-2to3.xml
@@ -1203,8 +1203,6 @@ gtk_arrow_draw (GtkWidget *widget,
   </para>
   </section>
 
-  <xi:include href="migrating-GtkStyleContext.xml" />
-
   </section>
 
 </chapter>