[rygel] docs: Fix librygel-renderer-gst generation.

[Murray Cumming <murrayc src gnome org>]

commit 147206c4bdfe2184f84fbbe4c1f334e2758d3896
Author: Murray Cumming <murrayc murrayc com>
Date:   Fri Oct 12 11:52:18 2012 +0200

    docs: Fix librygel-renderer-gst generation.

 .../gtkdoc/librygel-renderer-gst-docs.xml          |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)
---
diff --git a/doc/reference/librygel-renderer-gst/gtkdoc/librygel-renderer-gst-docs.xml b/doc/reference/librygel-renderer-gst/gtkdoc/librygel-renderer-gst-docs.xml
index 09497b1..7981bf3 100644
--- a/doc/reference/librygel-renderer-gst/gtkdoc/librygel-renderer-gst-docs.xml
+++ b/doc/reference/librygel-renderer-gst/gtkdoc/librygel-renderer-gst-docs.xml
@@ -16,7 +16,10 @@
 
   <chapter>
     <title>librygel-renderer-gst API Reference</title>
-    
+    <xi:include href="xml/rygel-playbin-renderer.xml"/>
+    <xi:include href="xml/rygel-playbin-player.xml"/>
+    <xi:include href="xml/rygel-playbin-plugin.xml"/>
+
   </chapter>
   <chapter id="object-tree">
     <title>Object Hierarchy</title>