Decouple IPC::MessageFilter from IPC::Channel

content/browser/dom_storage/dom_storage_message_filter.h

 // Copyright (c) 2012 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.
 
 #ifndef CONTENT_BROWSER_DOM_STORAGE_DOM_STORAGE_MESSAGE_FILTER_H_
 #define CONTENT_BROWSER_DOM_STORAGE_DOM_STORAGE_MESSAGE_FILTER_H_
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "content/browser/dom_storage/dom_storage_context_impl.h"
@@ skipping 22 matching lines @@
   explicit DOMStorageMessageFilter(int render_process_id,
                                    DOMStorageContextWrapper* context);
 
  private:
   virtual ~DOMStorageMessageFilter();
 
   void InitializeInSequence();
   void UninitializeInSequence();
 
   // BrowserMessageFilter implementation
-  virtual void OnFilterAdded(IPC::Channel* channel) OVERRIDE;
+  virtual void OnFilterAdded(IPC::Sender* sender) OVERRIDE;
   virtual void OnFilterRemoved() OVERRIDE;
   virtual base::TaskRunner* OverrideTaskRunnerForMessage(
       const IPC::Message& message) OVERRIDE;
   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
 
   // Message Handlers.
   void OnOpenStorageArea(int connection_id, int64 namespace_id,
                          const GURL& origin);
   void OnCloseStorageArea(int connection_id);
   void OnLoadStorageArea(int connection_id, DOMStorageValuesMap* map,
@@ skipping 36 matching lines @@
   scoped_refptr<DOMStorageContextImpl> context_;
   scoped_ptr<DOMStorageHost> host_;
   int connection_dispatching_message_for_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(DOMStorageMessageFilter);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_DOM_STORAGE_DOM_STORAGE_MESSAGE_FILTER_H_