More DomStorage house cleaning

content/browser/in_process_webkit/dom_storage_message_filter.h

Index: content/browser/in_process_webkit/dom_storage_message_filter.h
===================================================================
--- content/browser/in_process_webkit/dom_storage_message_filter.h	(revision 132437)
+++ content/browser/in_process_webkit/dom_storage_message_filter.h	(working copy)
@@ -1,99 +0,0 @@
-// 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_DOM_STORAGE_MESSAGE_FILTER_H_
-#define CONTENT_BROWSER_IN_PROCESS_WEBKIT_DOM_STORAGE_MESSAGE_FILTER_H_
-#pragma once
-
-#include "base/memory/ref_counted.h"
-#include "base/message_loop_helpers.h"
-#include "base/process.h"
-#include "content/browser/in_process_webkit/dom_storage_area.h"
-#include "content/common/dom_storage_common.h"
-#include "content/public/browser/browser_message_filter.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/dom_storage_message_filter_new.h"
-#else
-
-class DOMStorageContextImpl;
-class GURL;
-struct DOMStorageMsg_Event_Params;
-
-// This class handles the logistics of DOM Storage within the browser process.
-// It mostly ferries information between IPCs and the WebKit implementations,
-// but it also handles some special cases like when renderer processes die.
-class DOMStorageMessageFilter : public content::BrowserMessageFilter {
- public:
-  // Only call the constructor from the UI thread.
-  DOMStorageMessageFilter(int process_id,
-                          DOMStorageContextImpl* dom_storage_context);
-
-  // content::BrowserMessageFilter implementation
-  virtual void OnChannelConnected(int32 peer_pid) OVERRIDE;
-  virtual void OverrideThreadForMessage(
-      const IPC::Message& message,
-      content::BrowserThread::ID* thread) OVERRIDE;
-  virtual bool OnMessageReceived(const IPC::Message& message,
-                                 bool* message_was_ok) OVERRIDE;
-  virtual void OnDestruct() const OVERRIDE;
-
-  // Only call on the WebKit thread.
-  static void DispatchStorageEvent(const NullableString16& key,
-      const NullableString16& old_value, const NullableString16& new_value,
-      const string16& origin, const GURL& url, bool is_local_storage);
-
- private:
-  friend class content::BrowserThread;
-  friend class base::DeleteHelper<DOMStorageMessageFilter>;
-  virtual ~DOMStorageMessageFilter();
-
-  // Message Handlers.
-  void OnOpenStorageArea(int64 namespace_id, const string16& origin,
-                         int64* storage_area_id);
-  void OnCloseStorageArea(int64 storage_area_id);
-  void OnLength(int64 storage_area_id, unsigned* length);
-  void OnKey(int64 storage_area_id, unsigned index, NullableString16* key);
-  void OnGetItem(int64 storage_area_id, const string16& key,
-                 NullableString16* value);
-  void OnSetItem(int64 storage_area_id, const string16& key,
-                 const string16& value, const GURL& url,
-                 WebKit::WebStorageArea::Result* result,
-                 NullableString16* old_value);
-  void OnRemoveItem(int64 storage_area_id, const string16& key,
-                    const GURL& url, NullableString16* old_value);
-  void OnClear(int64 storage_area_id, const GURL& url, bool* something_cleared);
-
-  // Only call on the IO thread.
-  void OnStorageEvent(const DOMStorageMsg_Event_Params& params);
-
-  // A shortcut for accessing our context.
-  DOMStorageContextImpl* Context() { return dom_storage_context_; }
-
-  // Use whenever there's a chance OnStorageEvent will be called.
-  class ScopedStorageEventContext {
-   public:
-    ScopedStorageEventContext(
-        DOMStorageMessageFilter* dispatcher_message_filter,
-        const GURL* url);
-    ~ScopedStorageEventContext();
-  };
-
-  // Only access on the WebKit thread!  Used for storage events.
-  static DOMStorageMessageFilter* storage_event_message_filter;
-  static const GURL* storage_event_url_;
-
-  scoped_refptr<DOMStorageContextImpl> dom_storage_context_;
-
-  // Used to dispatch messages to the correct view host.
-  int process_id_;
-
-  DISALLOW_IMPLICIT_CONSTRUCTORS(DOMStorageMessageFilter);
-};
-
-#endif  // ENABLE_NEW_DOM_STORAGE_BACKEND
-#endif  // CONTENT_BROWSER_IN_PROCESS_WEBKIT_DOM_STORAGE_MESSAGE_FILTER_H_
-