menubutton: Fix a gtk-doc complaint

diff --git a/gtk/gtkmenubutton.h b/gtk/gtkmenubutton.h
index 6f67ad393a49cf221388d98e7102ee6b5e93ef4b..e9011f93fdd21e3ab3055baa56935cc6b534ca2d 100644 (file)
--- a/gtk/gtkmenubutton.h
+++ b/gtk/gtkmenubutton.h
@@ -39,6 +39,7 @@ typedef struct _GtkMenuButton        GtkMenuButton;
 /**
  * GtkMenuButtonCreatePopupFunc:
  * @menu_button: the #GtkMenuButton
+ * @user_data: User data passed to gtk_menu_button_set_create_popup_func()
  *
  * User-provided callback function to create a popup for @menu_button on demand.
  * This function is called when the popup of @menu_button is shown, but none has