[gtk+] Fix doc syntax

[Matthias Clasen <matthiasc src gnome org>]

commit 691a94214afcc2e0ccc4e486efb6eca3ed591242
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Jan 20 08:17:39 2012 -0500

    Fix doc syntax

 gtk/gtkwindow.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtkwindow.c b/gtk/gtkwindow.c
index 0241cf8..2239203 100644
--- a/gtk/gtkwindow.c
+++ b/gtk/gtkwindow.c
@@ -2621,7 +2621,7 @@ gtk_window_get_transient_for (GtkWindow *window)
 /**
  * gtk_window_set_attached_to:
  * @window: a #GtkWindow
- * @attach_widget (allow-none): a #GtkWidget, or %NULL
+ * @attach_widget: (allow-none): a #GtkWidget, or %NULL
  *
  * Marks @window as attached to @attach_widget. This creates a logical binding
  * between the window and the widget it belongs to, which is used by GTK+ to