[vala] glib-2.0: Add Node n_children() method and fix nth_child()

[Luca Bruno <lucabru src gnome org>]

commit d38b4f0cf4a66543ccfa63352085504a3762db1f
Author: Luca Bruno <lucabru src gnome org>
Date:   Sun May 1 08:50:50 2011 +0200

    glib-2.0: Add Node n_children() method and fix nth_child()
    
    Fixes bug 649052.

 vapi/glib-2.0.vapi |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/vapi/glib-2.0.vapi b/vapi/glib-2.0.vapi
index 7666f89..1118ecc 100644
--- a/vapi/glib-2.0.vapi
+++ b/vapi/glib-2.0.vapi
@@ -4101,7 +4101,7 @@ namespace GLib {
 		public int child_position (Node<G> child);
 		public unowned Node<G> first_child ();
 		public unowned Node<G> last_child ();
-		public unowned Node<G> nth_child ();
+		public unowned Node<G> nth_child (uint n);
 		public unowned Node<G> first_sibling ();
 		public unowned Node<G> next_sibling ();
 		public unowned Node<G> prev_sibling ();
@@ -4115,6 +4115,7 @@ namespace GLib {
 
 		public uint depth ();
 		public uint n_nodes (TraverseFlags flags);
+		public uint n_children ();
 		public uint max_height ();
 
 		[CCode (cname = "g_node_unlink")]