Indentation for private methods

https://github.com/rails/rails/commit/e7d55f734aae204115d0a04a2db774ac364c1312

activesupport/lib/active_support/core_ext/class/delegating_attributes.rb

@@ -20,8 +20,7 @@ def superclass_delegating_accessor(name, options = {})
     define_method("#{name}?") { !!send("#{name}") } if options[:instance_reader] != false
   end
 
-private
-
+  private
     # Take the object being set and store it in a method. This gives us automatic
     # inheritance behavior, without having to store the object in an instance
     # variable and look up the superclass chain manually.
@@ -38,5 +37,4 @@ def _superclass_delegating_accessor(name, options = {})
       end
       send("#{name}=", nil)
     end
-
 end