[glib/wip/doc-fixes: 1198/1200] docs: Small clean-up of howto subsection headers

[David King <davidk src gnome org>]

commit 2dd6a45e6cc20f5c53271af09c18fc0930fc1bdc
Author: Arun Raghavan <arun raghavan collabora co uk>
Date:   Mon Sep 19 07:06:18 2011 +0530

    docs: Small clean-up of howto subsection headers
    
    This makes all the subsection headers consistent.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=659428

 docs/reference/gobject/tut_howto.xml |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/docs/reference/gobject/tut_howto.xml b/docs/reference/gobject/tut_howto.xml
index 744552b..498753b 100644
--- a/docs/reference/gobject/tut_howto.xml
+++ b/docs/reference/gobject/tut_howto.xml
@@ -794,7 +794,7 @@ b_method_to_call (B *obj, int a)
   <title>How to define and implement interfaces</title>
 
   <sect1 id="howto-interface-define">
-    <title>How to define an interface</title>
+    <title>Defining interfaces</title>
   
   <para>
     The bulk of interface definition has already been shown in <xref linkend="gtype-non-instantiable-classed"/>
@@ -901,7 +901,7 @@ maman_ibaz_do_something (MamanIbaz *self)
   </sect1>
   
   <sect1 id="howto-interface-implement">
-    <title>How to implement an interface</title>
+    <title>Implementing an Interface</title>
   
     <para>
       Once the interface is defined, implementing it is rather trivial.