remove explicit Builder require

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@3813 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

actionpack/lib/action_view.rb

@@ -22,8 +22,6 @@
 #++
 
 $:.unshift(File.dirname(__FILE__) + "/action_view/vendor")
-require 'action_view/vendor/builder'
-
 require 'action_view/base'
 require 'action_view/partials'