[empathy] use the symbolic close icon in the tab close button

[Guillaume Desmottes <gdesmott src gnome org>]

commit 0ae70fecdc9cb69219ebafe6983bdddc14967569
Author: Guillaume Desmottes <guillaume desmottes collabora co uk>
Date:   Fri May 25 09:34:42 2012 +0200

    use the symbolic close icon in the tab close button

 src/empathy-chat-window.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/empathy-chat-window.c b/src/empathy-chat-window.c
index f9c1d20..ad48fcb 100644
--- a/src/empathy-chat-window.c
+++ b/src/empathy-chat-window.c
@@ -431,8 +431,8 @@ create_close_button (void)
 	gtk_widget_set_can_focus (button, FALSE);
 	gtk_widget_set_can_default (button, FALSE);
 
-	image = gtk_image_new_from_stock (GTK_STOCK_CLOSE,
-	                                  GTK_ICON_SIZE_MENU);
+	image = gtk_image_new_from_icon_name ("window-close-symbolic",
+	                                      GTK_ICON_SIZE_MENU);
 	gtk_widget_show (image);
 
 	gtk_container_add (GTK_CONTAINER (button), image);