[gtk+/gtk-2-22] Add an index for 2.22 api additions

[Matthias Clasen <matthiasc src gnome org>]

commit 0e7f5332d30b6b796b2c411cf5a7128010cc0d55
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri May 7 09:28:21 2010 -0400

    Add an index for 2.22 api additions

 docs/reference/gtk/gtk-docs.sgml |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/docs/reference/gtk/gtk-docs.sgml b/docs/reference/gtk/gtk-docs.sgml
index 0c50347..5b356b8 100644
--- a/docs/reference/gtk/gtk-docs.sgml
+++ b/docs/reference/gtk/gtk-docs.sgml
@@ -500,6 +500,10 @@ that is, GUI components such as #GtkButton or #GtkTextView.
     <title>Index of new symbols in 2.20</title>
     <xi:include href="xml/api-index-2.20.xml"><xi:fallback /></xi:include>
   </index>
+  <index id="api-index-2-22" role="2.22">
+    <title>Index of new symbols in 2.20</title>
+    <xi:include href="xml/api-index-2.22.xml"><xi:fallback /></xi:include>
+  </index>
 
   <xi:include href="xml/annotation-glossary.xml"><xi:fallback /></xi:include>