with_empty_template_cache

# File actionview/lib/action_view/base.rb, line 183
      def with_empty_template_cache # :nodoc:
        subclass = Class.new(self) {
          # We can't implement these as self.class because subclasses will
          # share the same template cache as superclasses, so "changed?" won't work
          # correctly.
          define_method(:compiled_method_container)           { subclass }
          define_singleton_method(:compiled_method_container) { subclass }

          def inspect
            "#<ActionView::Base:#{'%#016x' % (object_id << 1)}>"
          end
        }
      end