No need to create a new module in the previous commit.

actionpack/lib/action_controller.rb

@@ -28,7 +28,6 @@ module ActionController
     autoload :Rendering
     autoload :RequestForgeryProtection
     autoload :Rescue
-    autoload :RescueWithHelper
     autoload :Responder
     autoload :SessionManagement
     autoload :Streaming

actionpack/lib/action_controller/base.rb

@@ -49,9 +49,7 @@ def self.without_modules(*modules)
       AbstractController::Callbacks,
 
       # The same with rescue, append it at the end to wrap as much as possible.
-      Rescue,
-
-      RescueWithHelper
+      Rescue
     ]
 
     MODULES.each do |mod|

actionpack/lib/action_controller/metal/rescue.rb

@@ -3,6 +3,15 @@ module Rescue
     extend ActiveSupport::Concern
     include ActiveSupport::Rescuable
 
+    def rescue_with_handler(exception)
+      if ((exception.respond_to?(:original_exception)) &&
+        (orig_exception = exception.original_exception) &&
+        (orig_handler = handler_for_rescue(orig_exception)))
+        exception = orig_exception
+      end
+      super(exception)
+    end
+
     private
       def process_action(*args)
         super

actionpack/lib/action_controller/metal/rescue_with_helper.rb

@@ -1,14 +0,0 @@
-module ActionController #:nodoc:
-  module RescueWithHelper
-
-    def rescue_with_handler(exception)
-      if ((exception.class == ActionView::TemplateError) &&
-        (orig_exception = exception.original_exception) &&
-        (orig_handler = handler_for_rescue(orig_exception)))
-        exception = orig_exception
-      end
-      super(exception)
-    end
-
-  end
-end