4 files changed, 9 insertions, 5 deletions
diff --git a/actionpack/lib/action_dispatch/middleware/params_parser.rb b/actionpack/lib/action_dispatch/middleware/params_parser.rb
index 8970ccaf07..534390d4aa 100644
--- a/actionpack/lib/action_dispatch/middleware/params_parser.rb
+++ b/actionpack/lib/action_dispatch/middleware/params_parser.rb
@@ -1,4 +1,5 @@
 require 'active_support/json'
+require 'action_dispatch/http/request'
 
 module ActionDispatch
   class ParamsParser
diff --git a/actionpack/lib/action_dispatch/middleware/session/abstract_store.rb b/actionpack/lib/action_dispatch/middleware/session/abstract_store.rb
index c5c06f74a2..7d4f0998ce 100644
--- a/actionpack/lib/action_dispatch/middleware/session/abstract_store.rb
+++ b/actionpack/lib/action_dispatch/middleware/session/abstract_store.rb
@@ -1,4 +1,5 @@
 require 'rack/utils'
+require 'rack/request'
 
 module ActionDispatch
   module Session
diff --git a/actionpack/lib/action_dispatch/middleware/session/cookie_store.rb b/actionpack/lib/action_dispatch/middleware/session/cookie_store.rb
index bd552b458a..f27f22c7e7 100644
--- a/actionpack/lib/action_dispatch/middleware/session/cookie_store.rb
+++ b/actionpack/lib/action_dispatch/middleware/session/cookie_store.rb
@@ -1,4 +1,5 @@
-require "active_support/core_ext/hash/keys"
+require 'active_support/core_ext/hash/keys'
+require 'rack/request'
 
 module ActionDispatch
   module Session
@@ -49,7 +50,7 @@ module ActionDispatch
         :expire_after => nil,
         :httponly     => true
       }.freeze
-      
+
       class OptionsHash < Hash
         def initialize(by, env, default_options)
           @session_data = env[CookieStore::ENV_SESSION_KEY]
@@ -60,7 +61,7 @@ module ActionDispatch
           key == :id ? @session_data[:session_id] : super(key)
         end
       end
-      
+
       ENV_SESSION_KEY = "rack.session".freeze
       ENV_SESSION_OPTIONS_KEY = "rack.session.options".freeze
       HTTP_SET_COOKIE = "Set-Cookie".freeze
@@ -102,7 +103,7 @@ module ActionDispatch
       def call(env)
         env[ENV_SESSION_KEY] = AbstractStore::SessionHash.new(self, env)
         env[ENV_SESSION_OPTIONS_KEY] = OptionsHash.new(self, env, @default_options)
-        
+
         status, headers, body = @app.call(env)
 
         session_data = env[ENV_SESSION_KEY]
diff --git a/actionpack/lib/action_dispatch/middleware/show_exceptions.rb b/actionpack/lib/action_dispatch/middleware/show_exceptions.rb
index 5c7f78b0e4..4ebc8a2ab9 100644
--- a/actionpack/lib/action_dispatch/middleware/show_exceptions.rb
+++ b/actionpack/lib/action_dispatch/middleware/show_exceptions.rb
@@ -1,4 +1,5 @@
-require "active_support/core_ext/exception"
+require 'active_support/core_ext/exception'
+require 'action_dispatch/http/request'
 
 module ActionDispatch
   class ShowExceptions