[vala] gdk-2.0: Fix gdk_color_to_string binding

[Jürg Billeter <juergbi src gnome org>]

commit 83ecda1945a136f436c289b088c1293fb97af725
Author: Mark Lee <marklee src gnome org>
Date:   Mon May 25 12:20:11 2009 -0700

    gdk-2.0: Fix gdk_color_to_string binding
    
    gdk_color_to_string returns a newly allocated string, so it needs to be
    annotated as such. Fixes bug 583791.
---
 vapi/gdk-2.0.vapi                      |    2 +-
 vapi/packages/gdk-2.0/gdk-2.0.metadata |    1 +
 2 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/vapi/gdk-2.0.vapi b/vapi/gdk-2.0.vapi
index b73a8fe..175fcc4 100644
--- a/vapi/gdk-2.0.vapi
+++ b/vapi/gdk-2.0.vapi
@@ -610,7 +610,7 @@ namespace Gdk {
 		public void free ();
 		public uint hash ();
 		public static bool parse (string spec, out Gdk.Color color);
-		public unowned string to_string ();
+		public string to_string ();
 	}
 	[CCode (type_id = "GDK_TYPE_DEVICE_AXIS", cheader_filename = "gdk/gdk.h")]
 	public struct DeviceAxis {
diff --git a/vapi/packages/gdk-2.0/gdk-2.0.metadata b/vapi/packages/gdk-2.0/gdk-2.0.metadata
index 265861c..829ac5a 100644
--- a/vapi/packages/gdk-2.0/gdk-2.0.metadata
+++ b/vapi/packages/gdk-2.0/gdk-2.0.metadata
@@ -6,6 +6,7 @@ gdk_bitmap_create_from_data transfer_ownership="1"
 gdk_cairo_create transfer_ownership="1"
 GdkColor is_value_type="1"
 gdk_color_parse.color is_out="1"
+gdk_color_to_string transfer_ownership="1"
 gdk_colormap_alloc_colors.colors is_array="1"
 gdk_colormap_free_colors.colors is_array="1"
 gdk_colormap_query_color.result is_out="1"