From 2ed4363b79e18d1204b608ba23e94411f3a76aa8 Mon Sep 17 00:00:00 2001
From: Tieg Zaharia <tieg.zaharia@gmail.com>
Date: Fri, 12 Jul 2013 16:43:15 -0400
Subject: [PATCH] remove Concern from Sweeping and extend it manually

---
 lib/rails/observers/action_controller/caching.rb          | 2 +-
 lib/rails/observers/action_controller/caching/sweeping.rb | 2 --
 2 files changed, 1 insertion(+), 3 deletions(-)

diff --git a/lib/rails/observers/action_controller/caching.rb b/lib/rails/observers/action_controller/caching.rb
index 8e2786d..ef0d2db 100644
--- a/lib/rails/observers/action_controller/caching.rb
+++ b/lib/rails/observers/action_controller/caching.rb
@@ -7,6 +7,6 @@ module Caching
       autoload :Sweeping, 'rails/observers/action_controller/caching/sweeping'
     end
 
-    include Sweeping if defined?(ActiveRecord)
+    ActionController::Base.extend Sweeping::ClassMethods if defined?(ActiveRecord)
   end
 end
diff --git a/lib/rails/observers/action_controller/caching/sweeping.rb b/lib/rails/observers/action_controller/caching/sweeping.rb
index 203c4e2..2d6ab9d 100644
--- a/lib/rails/observers/action_controller/caching/sweeping.rb
+++ b/lib/rails/observers/action_controller/caching/sweeping.rb
@@ -30,8 +30,6 @@ module Caching
     #     cache_sweeper OpenBar::Sweeper, :only => [ :edit, :destroy, :share ]
     #   end
     module Sweeping
-      extend ActiveSupport::Concern
-
       module ClassMethods #:nodoc:
         def cache_sweeper(*sweepers)
           configuration = sweepers.extract_options!