Separates ipc code from common (http://crbug.com/16829)

chrome/plugin/npobject_stub.h

 // Copyright (c) 2006-2008 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.
 //
 // A class that receives IPC messages from an NPObjectProxy and calls the real
 // NPObject.
 
 #ifndef CHROME_PLUGIN_NPOBJECT_STUB_H_
 #define CHROME_PLUGIN_NPOBJECT_STUB_H_
 
 #include <vector>
 
 #include "base/ref_counted.h"
-#include "chrome/common/ipc_channel.h"
 #include "googleurl/src/gurl.h"
+#include "ipc/ipc_channel.h"
 
 namespace base {
 class WaitableEvent;
 }
 
 class PluginChannelBase;
 class WebPluginDelegateProxy;
 struct NPIdentifier_Param;
 struct NPObject;
 struct NPVariant_Param;
@@ skipping 65 matching lines @@
   bool valid_;
   WebPluginDelegateProxy* web_plugin_delegate_proxy_;
 
   base::WaitableEvent* modal_dialog_event_;
 
   // The url of the main frame hosting the plugin.
   GURL page_url_;
 };
 
 #endif  // CHROME_PLUGIN_NPOBJECT_STUB_H_