[vala] gtk+-2.0: Fix GtkBuildable custom methods

[Jürg Billeter <juergbi src gnome org>]

commit f4d5a53d1b08e74becc0ade205794bacf5ac7fd5
Author: Jürg Billeter <j bitron ch>
Date:   Mon Aug 31 22:16:50 2009 +0200

    gtk+-2.0: Fix GtkBuildable custom methods
    
    Fixes bug 593489, based on patch by Nicolas Bruguier.

 vapi/gtk+-2.0.vapi                       |    8 ++++----
 vapi/packages/gtk+-2.0/gtk+-2.0.metadata |    7 +++++++
 2 files changed, 11 insertions(+), 4 deletions(-)
---
diff --git a/vapi/gtk+-2.0.vapi b/vapi/gtk+-2.0.vapi
index 9af0470..2092b6b 100644
--- a/vapi/gtk+-2.0.vapi
+++ b/vapi/gtk+-2.0.vapi
@@ -5476,11 +5476,11 @@ namespace Gtk {
 	}
 	[CCode (cheader_filename = "gtk/gtk.h")]
 	public interface Buildable {
-		public abstract void add_child (Gtk.Builder builder, GLib.Object child, string type);
+		public abstract void add_child (Gtk.Builder builder, GLib.Object child, string? type);
 		public abstract unowned GLib.Object construct_child (Gtk.Builder builder, string name);
-		public abstract void custom_finished (Gtk.Builder builder, GLib.Object child, string tagname, void* data);
-		public abstract void custom_tag_end (Gtk.Builder builder, GLib.Object child, string tagname, void* data);
-		public abstract bool custom_tag_start (Gtk.Builder builder, GLib.Object child, string tagname, GLib.MarkupParser parser, void* data);
+		public abstract void custom_finished (Gtk.Builder builder, GLib.Object? child, string tagname, void* data);
+		public abstract void custom_tag_end (Gtk.Builder builder, GLib.Object? child, string tagname, out void* data);
+		public abstract bool custom_tag_start (Gtk.Builder builder, GLib.Object? child, string tagname, out GLib.MarkupParser parser, out void* data);
 		public abstract unowned GLib.Object get_internal_child (Gtk.Builder builder, string childname);
 		public abstract unowned string get_name ();
 		public abstract void parser_finished (Gtk.Builder builder);
diff --git a/vapi/packages/gtk+-2.0/gtk+-2.0.metadata b/vapi/packages/gtk+-2.0/gtk+-2.0.metadata
index 53c5bb8..7e6afb8 100644
--- a/vapi/packages/gtk+-2.0/gtk+-2.0.metadata
+++ b/vapi/packages/gtk+-2.0/gtk+-2.0.metadata
@@ -48,6 +48,13 @@ gtk_box_query_child_packing.expand is_out="1"
 gtk_box_query_child_packing.fill is_out="1"
 gtk_box_query_child_packing.padding is_out="1"
 gtk_box_query_child_packing.pack_type is_out="1"
+gtk_buildable_add_child.type nullable="1"
+gtk_buildable_custom_finished.child nullable="1"
+gtk_buildable_custom_tag_end.child nullable="1"
+gtk_buildable_custom_tag_end.data is_out="1"
+gtk_buildable_custom_tag_start.child nullable="1"
+gtk_buildable_custom_tag_start.parser is_out="1"
+gtk_buildable_custom_tag_start.data is_out="1"
 gtk_builder_add_objects_from_file.object_ids no_array_length="1" is_array="1"
 gtk_builder_add_objects_from_string.object_ids no_array_length="1" is_array="1"
 GtkBuilderError errordomain="1"