`respond_to_missing?` should be private

Follow up of 03d3f036.

Some of `respond_to?` were replaced to `respond_to_missing?` in 03d3f036.
But the visibility is still public. It should be private.

1 files changed, 3 insertions, 2 deletions

diff --git a/actionpack/lib/action_dispatch/routing/routes_proxy.rb b/actionpack/lib/action_dispatch/routing/routes_proxy.rb
index ee847eaeed..c1423f770f 100644
--- a/actionpack/lib/action_dispatch/routing/routes_proxy.rb
+++ b/actionpack/lib/action_dispatch/routing/routes_proxy.rb
@@ -19,7 +19,8 @@ module ActionDispatch
         end
       end
 
-      def respond_to_missing?(method, include_private = false)
+    private
+      def respond_to_missing?(method, _)
         super || @helpers.respond_to?(method)
       end
 
@@ -32,7 +33,7 @@ module ActionDispatch
               @helpers.#{method}(*args)
             end
           RUBY
-          send(method, *args)
+          public_send(method, *args)
         else
           super
         end