doc: Add missing CDATA around a XML programlisting

https://bugzilla.gnome.org/show_bug.cgi?id=675423

diff --git a/gtk/gtkuimanager.c b/gtk/gtkuimanager.c
index c80df7cd3ac7ec406041683b0e336aa6a8071e3a..f67fe962d9b6fa3bb992fed17e2c269832bbe204 100644 (file)
--- a/gtk/gtkuimanager.c
+++ b/gtk/gtkuimanager.c
@@ -128,7 +128,7 @@
  *
  * <example>
  * <title>A UI definition</title>
- * <programlisting>
+ * <programlisting><![CDATA[
  * <ui>
  *   <menubar>
  *     <menu name="FileMenu" action="FileMenuAction">
@@ -153,7 +153,7 @@
  *     </placeholder>
  *   </toolbar>
  * </ui>
- * </programlisting>
+ * ]]></programlisting>
  * </example>
  *
  * The constructed widget hierarchy is very similar to the element tree