# File lib/active_record/dirty.rb, line 39
    def self.included(base)
      base.attribute_method_suffix *DIRTY_SUFFIXES
      base.alias_method_chain :write_attribute, :dirty
      base.alias_method_chain :save,            :dirty
      base.alias_method_chain :save!,           :dirty
      base.alias_method_chain :update,          :dirty
      base.alias_method_chain :reload,          :dirty

      base.superclass_delegating_accessor :partial_updates
      base.partial_updates = true

      base.send(:extend, ClassMethods)
    end