1 files changed, 8 insertions, 2 deletions
diff --git a/actionpack/lib/action_controller/metal/rack_delegation.rb b/actionpack/lib/action_controller/metal/rack_delegation.rb
index 545d4a7e6e..ae9d89cc8c 100644
--- a/actionpack/lib/action_controller/metal/rack_delegation.rb
+++ b/actionpack/lib/action_controller/metal/rack_delegation.rb
@@ -8,9 +8,15 @@ module ActionController
     delegate :headers, :status=, :location=, :content_type=,
              :status, :location, :content_type, :response_code, :to => "@_response"
 
-    def dispatch(action, request)
+    module ClassMethods
+      def build_with_env(env = {}) #:nodoc:
+        new.tap { |c| c.set_request! ActionDispatch::Request.new(env) }
+      end
+    end
+
+    def set_request!(request) #:nodoc:
+      super
       set_response!(request)
-      super(action, request)
     end
 
     def response_body=(body)