Merge commit 'mainstream/master'

Conflicts:
	actionpack/lib/action_controller/base.rb
	railties/guides/source/caching_with_rails.textile

1 files changed, 1 insertions, 1 deletions

diff --git a/actionpack/lib/action_controller/routing/route_set.rb b/actionpack/lib/action_controller/routing/route_set.rb
index 044ace7de1..70cd1f642d 100644
--- a/actionpack/lib/action_controller/routing/route_set.rb
+++ b/actionpack/lib/action_controller/routing/route_set.rb
@@ -428,7 +428,7 @@ module ActionController
       end
 
       def call(env)
-        request = Request.new(env)
+        request = ActionDispatch::Request.new(env)
         app = Routing::Routes.recognize(request)
         app.call(env).to_a
       end