Concernify SanitizeHelper and TextHelper so including TextHelper correctly...

Concernify SanitizeHelper and TextHelper so including TextHelper correctly include SanitizeHelper and extends its ClassMethods

actionpack/lib/action_view/helpers/sanitize_helper.rb

@@ -7,6 +7,7 @@ module Helpers #:nodoc:
     # The SanitizeHelper module provides a set of methods for scrubbing text of undesired HTML elements.
     # These helper methods extend Action View making them callable within your template files.
     module SanitizeHelper
+      extend ActiveSupport::Concern
       # This +sanitize+ helper will html encode all tags and strip all attributes that 
       # aren't specifically allowed.
       #

actionpack/lib/action_view/helpers/text_helper.rb

@@ -10,6 +10,9 @@ module Helpers #:nodoc:
     # your views. These helper methods extend Action View making them callable
     # within your template files.
     module TextHelper
+      extend ActiveSupport::Concern
+
+      include SanitizeHelper
       # The preferred method of outputting text in your views is to use the
       # <%= "text" %> eRuby syntax. The regular _puts_ and _print_ methods
       # do not operate as expected in an eRuby code block. If you absolutely must