[atk] Update doc file.

[Li Yuan <liyuan src gnome org>]

commit 10c41e2ccf7be3872ef9824a4f64dc2c43fd410b
Author: Li Yuan <li yuan sun com>
Date:   Fri Nov 6 16:45:19 2009 +0800

    Update doc file.

 docs/tmpl/atkrelation.sgml |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/docs/tmpl/atkrelation.sgml b/docs/tmpl/atkrelation.sgml
index 6015d3b..14c4ec9 100644
--- a/docs/tmpl/atkrelation.sgml
+++ b/docs/tmpl/atkrelation.sgml
@@ -51,6 +51,7 @@ The AtkRelation structure should not be accessed directly.
 @ATK_RELATION_LABELLED_BY: 
 @ATK_RELATION_MEMBER_OF: 
 @ATK_RELATION_NODE_CHILD_OF: 
+ ATK_RELATION_NODE_PARENT_OF: 
 @ATK_RELATION_FLOWS_TO: 
 @ATK_RELATION_FLOWS_FROM: 
 @ATK_RELATION_SUBWINDOW_OF: