Move Abstract stuff to autoload

actionpack/lib/action_controller/abstract.rb

+module AbstractController
+  autoload :Base,         "action_controller/abstract/base"
+  autoload :Callbacks,    "action_controller/abstract/callbacks"
+  autoload :Helpers,      "action_controller/abstract/helpers"
+  autoload :Layouts,      "action_controller/abstract/layouts"
+  autoload :Logger,       "action_controller/abstract/logger"
+  autoload :Renderer,     "action_controller/abstract/renderer"
+end
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actionpack/test/abstract_controller/test_helper.rb

@@ -15,8 +15,9 @@
   # Debugging disabled. `gem install ruby-debug` to enable.
 end
 
-require 'action_controller/abstract/base'
-require 'action_controller/abstract/renderer'
-require 'action_controller/abstract/layouts'
-require 'action_controller/abstract/callbacks'
-require 'action_controller/abstract/helpers'
\ No newline at end of file
+require 'action_controller/abstract'
+# require 'action_controller/abstract/base'
+# require 'action_controller/abstract/renderer'
+# require 'action_controller/abstract/layouts'
+# require 'action_controller/abstract/callbacks'
+# require 'action_controller/abstract/helpers'
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