[file-roller] Use new menu button icon

[Paolo Bacchilega <paobac src gnome org>]

commit 4e863c607eda3b7be0fd27ed460196a82aa2da5d
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Mon Jul 21 11:22:07 2014 -0500

    Use new menu button icon
    
    https://wiki.gnome.org/Initiatives/GnomeGoals/GearIcons
    
    https://bugzilla.gnome.org/show_bug.cgi?id=733511

 src/fr-window.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/fr-window.c b/src/fr-window.c
index d64dbee..1775845 100644
--- a/src/fr-window.c
+++ b/src/fr-window.c
@@ -5614,7 +5614,7 @@ fr_window_construct (FrWindow *window)
                 menu = G_MENU_MODEL (gtk_builder_get_object (builder, "menu"));
                 button = _gtk_menu_button_new_for_header_bar ();
                 gtk_size_group_add_widget (header_bar_size_group, button);
-                gtk_container_add (GTK_CONTAINER (button), gtk_image_new_from_icon_name 
("emblem-system-symbolic", GTK_ICON_SIZE_MENU));
+                gtk_menu_button_set_direction (GTK_MENU_BUTTON (button), GTK_ARROW_NONE);
                 gtk_menu_button_set_menu_model (GTK_MENU_BUTTON (button), menu);
                 gtk_widget_show_all (button);
                 gtk_header_bar_pack_end (GTK_HEADER_BAR (window->priv->headerbar), button);