Revert 121920 - dbus: add ObjectPath type

dbus/exported_object.h

Index: dbus/exported_object.h
===================================================================
--- dbus/exported_object.h	(revision 121922)
+++ dbus/exported_object.h	(working copy)
@@ -1,4 +1,4 @@
-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
@@ -17,7 +17,6 @@
 #include "base/synchronization/waitable_event.h"
 #include "base/threading/platform_thread.h"
 #include "base/time.h"
-#include "dbus/object_path.h"
 
 namespace dbus {
 
@@ -37,7 +36,7 @@
   // constructor.
   ExportedObject(Bus* bus,
                  const std::string& service_name,
-                 const ObjectPath& object_path);
+                 const std::string& object_path);
 
   // Called to send a response from an exported method. Response* is the
   // response message. Callers should pass a NULL Response* in the event
@@ -158,7 +157,7 @@
 
   scoped_refptr<Bus> bus_;
   std::string service_name_;
-  ObjectPath object_path_;
+  std::string object_path_;
   bool object_is_registered_;
 
   // The method table where keys are absolute method names (i.e. interface