Redundant self.

kaminari-activerecord/lib/kaminari/activerecord/active_record_extension.rb

@@ -15,7 +15,7 @@ module Kaminari
 
     included do
       # Existing subclasses pick up the model extension as well
-      self.descendants.each do |kls|
+      descendants.each do |kls|
         kls.send(:include, Kaminari::ActiveRecordModelExtension) if kls.superclass == ::ActiveRecord::Base
       end
     end

kaminari-activerecord/lib/kaminari/activerecord/active_record_model_extension.rb

@@ -6,7 +6,7 @@ module Kaminari
     extend ActiveSupport::Concern
 
     included do
-      self.send(:include, Kaminari::ConfigurationMethods)
+      send(:include, Kaminari::ConfigurationMethods)
 
       # Fetch the values at the specified page number
       #   Model.page(5)