Backed out of #1694 as it broke requests that hit the cache with wrong...

Backed out of #1694 as it broke requests that hit the cache with wrong argument type nil (expected Module) on WEBrick

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@1705 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

actionpack/lib/action_controller/routing.rb

@@ -416,33 +416,21 @@ def write_generation
         return (method_sources << code)
       end
 
-      @@recognized_route_cache = {}
       def recognize(request)
-        if recognized = @@recognized_route_cache[request.path]
-          controller, options = recognized
-          request.path_parameters = options
-          controller.new
-        else
-          string_path = request.path
-          string_path.chomp! if string_path[0] == ?/
-          path = string_path.split '/'
-          path.shift
-      
-          hash = recognize_path(path)
-          recognition_failed(request) unless hash && hash['controller']
-      
-          controller = hash['controller']
-          hash['controller'] = controller.controller_path
-          request.path_parameters = hash
-          @@recognized_route_cache[request.path] = [controller, hash]
-          controller.new
-        end
+        string_path = request.path  
+        string_path.chomp! if string_path[0] == ?/  
+        path = string_path.split '/'  
+        path.shift  
+   
+        hash = recognize_path(path)  
+        recognition_failed(request) unless hash && hash['controller']  
+   
+        controller = hash['controller']  
+        hash['controller'] = controller.controller_path  
+        request.path_parameters = hash  
+        controller.new 
       end
       alias :recognize! :recognize
-
-      def clear_recognized_route_cache!
-        @@recognized_route_cache.clear
-      end
   
       def recognition_failed(request)
         raise ActionController::RoutingError, "Recognition failed for #{request.path.inspect}"