[gtk+] gtk_window_set_attached_to: ref(), not ref_sink() the attach_widget

[Michael Natterer <mitch src gnome org>]

commit 914053a2a3d21b87c81527ed25fc36776d976488
Author: Michael Natterer <mitch gimp org>
Date:   Tue Feb 21 01:04:53 2012 +0100

    gtk_window_set_attached_to: ref(), not ref_sink() the attach_widget
    
    The attached popup doesn't take ownership of its "parent" widget, so
    ref_sink() was wrong, and caused widgets to be leaked.

 gtk/gtkwindow.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtkwindow.c b/gtk/gtkwindow.c
index 32e736f..c73c0e3 100644
--- a/gtk/gtkwindow.c
+++ b/gtk/gtkwindow.c
@@ -2662,7 +2662,7 @@ gtk_window_set_attached_to (GtkWindow *window,
     {
       _gtk_widget_add_attached_window (priv->attach_widget, window);
 
-      g_object_ref_sink (priv->attach_widget);
+      g_object_ref (priv->attach_widget);
     }
 
   /* Update the style, as the widget path might change. */