loader.rb in gtk3-3.4.4

- old
+ new

@@ -1,6 +1,6 @@
-# Copyright (C) 2014-2019  Ruby-GNOME2 Project Team
+# Copyright (C) 2014-2020  Ruby-GNOME Project Team
 #
 # This library is free software; you can redistribute it and/or
 # modify it under the terms of the GNU Lesser General Public
 # License as published by the Free Software Foundation; either
 # version 2.1 of the License, or (at your option) any later version.
@@ -112,9 +112,10 @@
       require "gtk3/message-dialog"
       require "gtk3/paned"
       require "gtk3/radio-action"
       require "gtk3/radio-button"
       require "gtk3/recent-chooser-dialog"
+      require "gtk3/response-type"
       require "gtk3/scale-button"
       require "gtk3/scrolled-window"
       require "gtk3/search-bar"
       require "gtk3/selection-data"
       require "gtk3/spin-button"