1 files changed, 0 insertions, 11 deletions
diff --git a/activerecord/lib/active_record/callbacks.rb b/activerecord/lib/active_record/callbacks.rb
index c616733aa4..f2e3912c6e 100644
--- a/activerecord/lib/active_record/callbacks.rb
+++ b/activerecord/lib/active_record/callbacks.rb
@@ -265,17 +265,6 @@ module ActiveRecord
       :before_destroy, :around_destroy, :after_destroy, :after_commit, :after_rollback
     ]
 
-    module ClassMethods # :nodoc:
-      include ActiveModel::Callbacks
-    end
-
-    included do
-      include ActiveModel::Validations::Callbacks
-
-      define_model_callbacks :initialize, :find, :touch, only: :after
-      define_model_callbacks :save, :create, :update, :destroy
-    end
-
     def destroy #:nodoc:
       @_destroy_callback_already_called ||= false
       return if @_destroy_callback_already_called