initialize_template_class

# File actionpack/lib/action_controller/base.rb, line 1280
      def initialize_template_class(response)
        response.template = ActionView::Base.new(self.class.view_paths, {}, self)
        response.template.helpers.send :include, self.class.master_helper_module
        response.redirected_to = nil
        @performed_render = @performed_redirect = false
      end