Move dom_storage to new locations.

webkit/dom_storage/dom_storage_proxy.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 WEBKIT_DOM_STORAGE_CACHED_AREA_H_
-#define WEBKIT_DOM_STORAGE_CACHED_AREA_H_
-
-#include "base/bind.h"
-#include "base/memory/ref_counted.h"
-#include "base/nullable_string16.h"
-#include "base/string16.h"
-#include "googleurl/src/gurl.h"
-#include "webkit/dom_storage/dom_storage_types.h"
-
-namespace dom_storage {
-
-// Abstract interface for cached area, renderer to browser communications.
-class DomStorageProxy : public base::RefCounted<DomStorageProxy> {
- public:
-  typedef base::Callback<void(bool)> CompletionCallback;
-
-  virtual void LoadArea(int connection_id, ValuesMap* values,
-                        const CompletionCallback& callback) = 0;
-
-  virtual void SetItem(int connection_id, const base::string16& key,
-                       const base::string16& value, const GURL& page_url,
-                       const CompletionCallback& callback) = 0;
-
-  virtual void RemoveItem(int connection_id, const base::string16& key,
-                          const GURL& page_url,
-                          const CompletionCallback& callback) = 0;
-
-  virtual void ClearArea(int connection_id,
-                         const GURL& page_url,
-                         const CompletionCallback& callback) = 0;
- protected:
-  friend class base::RefCounted<DomStorageProxy>;
-  virtual ~DomStorageProxy() {}
-};
-
-}  // namespace dom_storage
-
-#endif  // WEBKIT_DOM_STORAGE_DOM_STORAGE_AREA_H_