More DomStorage house cleaning

content/browser/in_process_webkit/session_storage_namespace_impl.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_IN_PROCESS_WEBKIT_SESSION_STORAGE_NAMESPACE_IMPL_H_
-#define CONTENT_BROWSER_IN_PROCESS_WEBKIT_SESSION_STORAGE_NAMESPACE_IMPL_H_
-#pragma once
-
-#include "base/basictypes.h"
-#include "base/compiler_specific.h"
-#include "base/memory/ref_counted.h"
-#include "content/common/content_export.h"
-#include "content/public/browser/session_storage_namespace.h"
-#include "webkit/dom_storage/dom_storage_types.h"
-
-#ifdef ENABLE_NEW_DOM_STORAGE_BACKEND
-// This class is replaced by a new implementation in
-#include "content/browser/dom_storage/session_storage_namespace_impl_new.h"
-#else
-
-class DOMStorageContextImpl;
-
-class SessionStorageNamespaceImpl
-    : NON_EXPORTED_BASE(public content::SessionStorageNamespace) {
- public:
-  explicit SessionStorageNamespaceImpl(DOMStorageContextImpl* context);
-
-  int64 id() const { return id_; }
-
-  // The session storage namespace parameter allows multiple render views and
-  // tab contentses to share the same session storage (part of the WebStorage
-  // spec) space. Passing in NULL simply allocates a new one which is often the
-  // correct thing to do (especially in tests.
-  SessionStorageNamespaceImpl* Clone();
-
- private:
-  SessionStorageNamespaceImpl(DOMStorageContextImpl* context, int64 id);
-  virtual ~SessionStorageNamespaceImpl();
-
-  scoped_refptr<DOMStorageContextImpl> dom_storage_context_;
-
-  // The session storage namespace id.
-  int64 id_;
-
-  DISALLOW_COPY_AND_ASSIGN(SessionStorageNamespaceImpl);
-};
-
-#endif  // ENABLE_NEW_DOM_STORAGE_BACKEND
-#endif  // CONTENT_BROWSER_IN_PROCESS_WEBKIT_SESSION_STORAGE_NAMESPACE_IMPL_H_