[cogl] doc: Remove the inclusion of non-existent cogl-clipping.xml

[Damien Lespiau <dlespiau src gnome org>]

commit ff3956c25676c898948c5c7239c85154564c0e16
Author: Damien Lespiau <damien lespiau intel com>
Date:   Fri May 11 12:24:29 2012 +0100

    doc: Remove the inclusion of non-existent cogl-clipping.xml
    
    The API is now gone, so cogl-clipping.xml is not generated.
    
    Reviewed-by: Robert Bragg <robert linux intel com>

 doc/reference/cogl2/cogl2-docs.xml.in |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/doc/reference/cogl2/cogl2-docs.xml.in b/doc/reference/cogl2/cogl2-docs.xml.in
index 411503f..55c88f7 100644
--- a/doc/reference/cogl2/cogl2-docs.xml.in
+++ b/doc/reference/cogl2/cogl2-docs.xml.in
@@ -113,7 +113,6 @@
       <xi:include href="xml/cogl-texture-rectangle.xml"/>
     </section>
 
-    <xi:include href="xml/cogl-clipping.xml"/>
     <section id="cogl-framebuffer-apis">
       <title>Framebuffers</title>
       <xi:include href="xml/cogl-framebuffer.xml"/>