From e7d6f48ea9a70438997219ef86e3a066f3bd005f Mon Sep 17 00:00:00 2001
From: Joshua Peek <josh@joshpeek.com>
Date: Fri, 29 May 2009 17:23:38 -0500
Subject: [PATCH] Use AS::Concern in ActiveModel

---
 activemodel/lib/active_model/validations.rb              | 9 +++++----
 .../lib/active_model/validations_repair_helper.rb        | 6 +-----
 2 files changed, 6 insertions(+), 9 deletions(-)

diff --git a/activemodel/lib/active_model/validations.rb b/activemodel/lib/active_model/validations.rb
index 64343f7a5c..336c2757fc 100644
--- a/activemodel/lib/active_model/validations.rb
+++ b/activemodel/lib/active_model/validations.rb
@@ -1,9 +1,10 @@
 module ActiveModel
   module Validations
-    def self.included(base) # :nodoc:
-      base.extend(ClassMethods)
-      base.__send__(:include, ActiveSupport::Callbacks)
-      base.define_callbacks :validate
+    extend ActiveSupport::Concern
+    include ActiveSupport::Callbacks
+
+    included do
+      define_callbacks :validate
     end
 
     module ClassMethods
diff --git a/activemodel/lib/active_model/validations_repair_helper.rb b/activemodel/lib/active_model/validations_repair_helper.rb
index 99e3b2f631..432e411308 100644
--- a/activemodel/lib/active_model/validations_repair_helper.rb
+++ b/activemodel/lib/active_model/validations_repair_helper.rb
@@ -1,10 +1,6 @@
 module ActiveModel
   module ValidationsRepairHelper
-    def self.included(base)
-      base.class_eval do
-        extend ClassMethods
-      end
-    end
+    extend ActiveSupport::Concern
 
     module Toolbox
       def self.record_validations(*model_classes)
-- 
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