[gtk+] [docs] Add some 'Since: 2.4' tags

[Javier Jardón <jjardon src gnome org>]

commit 0addda20289c46e7b295000dfd46881492106710
Author: Torsten Schoenfeld <kaffeetisch gmx de>
Date:   Fri Dec 18 20:58:26 2009 +0100

    [docs] Add some 'Since: 2.4' tags
    
    This patch adds Since: 2.4 tags to gtk_bindings_activate_event,
    gtk_window_propagate_key_event and gtk_window_activate_key.
    
    Fixes https://bugzilla.gnome.org/show_bug.cgi?id=604859
    
    Signed-off-by: Javier Jardón <jjardon gnome org>

 gtk/gtkbindings.c |    2 ++
 gtk/gtkwindow.c   |    8 ++++++--
 2 files changed, 8 insertions(+), 2 deletions(-)
---
diff --git a/gtk/gtkbindings.c b/gtk/gtkbindings.c
index 0d2e832..db5d83a 100644
--- a/gtk/gtkbindings.c
+++ b/gtk/gtkbindings.c
@@ -1334,6 +1334,8 @@ gtk_bindings_activate (GtkObject       *object,
  * @event, and if one was found, activate it.
  * 
  * Return value: %TRUE if a matching key binding was found
+ *
+ * Since: 2.4
  */
 gboolean
 gtk_bindings_activate_event (GtkObject   *object,
diff --git a/gtk/gtkwindow.c b/gtk/gtkwindow.c
index 3a35731..e5d6080 100644
--- a/gtk/gtkwindow.c
+++ b/gtk/gtkwindow.c
@@ -5119,7 +5119,9 @@ _gtk_window_query_nonaccels (GtkWindow      *window,
  * overriding the standard key handling for a toplevel window.
  *
  * Return value: %TRUE if a widget in the focus chain handled the event.
- **/
+ *
+ * Since: 2.4
+ */
 gboolean
 gtk_window_propagate_key_event (GtkWindow        *window,
                                 GdkEventKey      *event)
@@ -8204,7 +8206,9 @@ gtk_window_free_key_hash (GtkWindow *window)
  * overriding the standard key handling for a toplevel window.
  *
  * Return value: %TRUE if a mnemonic or accelerator was found and activated.
- **/
+ *
+ * Since: 2.4
+ */
 gboolean
 gtk_window_activate_key (GtkWindow   *window,
 			 GdkEventKey *event)