[nautilus] toolbar: Add style "titlebutton" for the close button

[Yosef Or Boczko <yoseforb src gnome org>]

commit 40490b472a45b72ebe8cccd3c57e19047e7218f3
Author: Yosef Or Boczko <yoseforb gmail com>
Date:   Thu Aug 29 15:05:35 2013 +0300

    toolbar: Add style "titlebutton" for the close button

 src/nautilus-toolbar.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/src/nautilus-toolbar.c b/src/nautilus-toolbar.c
index c9c12b2..d44ba37 100644
--- a/src/nautilus-toolbar.c
+++ b/src/nautilus-toolbar.c
@@ -525,6 +525,8 @@ nautilus_toolbar_constructed (GObject *obj)
        button = gtk_button_new_from_icon_name ("window-close-symbolic",
                                                GTK_ICON_SIZE_MENU);
        gtk_button_set_relief (GTK_BUTTON (button), GTK_RELIEF_NONE);
+       gtk_style_context_add_class (gtk_widget_get_style_context (button),
+                                    "titlebutton");
        g_signal_connect (button, "clicked",
                          G_CALLBACK (close_button_clicked), self);
        gtk_container_add (GTK_CONTAINER (toolbar), button);