[four-in-a-row] Use headerbar in the scores dialog

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 985918ef97abbf94fa8283bedb05212e641cf049
Author: Yosef Or Boczko <yoseforb src gnome org>
Date:   Wed Mar 26 00:11:26 2014 +0200

    Use headerbar in the scores dialog
    
    https://bugzilla.gnome.org/show_bug.cgi?id=727053

 src/main.c |    5 ++---
 1 files changed, 2 insertions(+), 3 deletions(-)
---
diff --git a/src/main.c b/src/main.c
index 9c0f479..4ec6cb6 100644
--- a/src/main.c
+++ b/src/main.c
@@ -721,9 +721,8 @@ on_game_scores (GSimpleAction *action, GVariant *parameter, gpointer data)
 
   scorebox = gtk_dialog_new_with_buttons (_("Scores"),
                                          GTK_WINDOW (window),
-                                         GTK_DIALOG_DESTROY_WITH_PARENT,
-                                         _("_Close"),
-                                         GTK_RESPONSE_CLOSE, NULL);
+                                         GTK_DIALOG_DESTROY_WITH_PARENT | GTK_DIALOG_USE_HEADER_BAR,
+                                         NULL);
 
   gtk_window_set_resizable (GTK_WINDOW (scorebox), FALSE);
   gtk_container_set_border_width (GTK_CONTAINER (scorebox), 5);