Continue removing bad dependency of chrome/common on chrome/browser...

chrome/common/appcache/appcache_dispatcher_host.h

-// Copyright (c) 2009 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 CHROME_COMMON_APPCACHE_APPCACHE_DISPATCHER_HOST_H_
-#define CHROME_COMMON_APPCACHE_APPCACHE_DISPATCHER_HOST_H_
-
-#include <vector>
-
-#include "base/process.h"
-#include "base/ref_counted.h"
-#include "base/scoped_ptr.h"
-#include "chrome/common/appcache/appcache_frontend_proxy.h"
-#include "ipc/ipc_message.h"
-#include "webkit/appcache/appcache_backend_impl.h"
-
-class ChromeAppCacheService;
-class URLRequestContextGetter;
-
-// Handles appcache related messages sent to the main browser process from
-// its child processes. There is a distinct host for each child process.
-// Messages are handled on the IO thread. The ResourceMessageFilter creates
-// an instance and delegates calls to it.
-class AppCacheDispatcherHost {
- public:
-  explicit AppCacheDispatcherHost(
-      URLRequestContextGetter* request_context_getter);
-
-  void Initialize(IPC::Message::Sender* sender, int process_id,
-                  base::ProcessHandle process_handle);
-  bool OnMessageReceived(const IPC::Message& msg, bool* msg_is_ok);
-
-  int process_id() const { return backend_impl_.process_id(); }
-
-  // Note: needed to satisfy ipc message dispatching macros.
-  bool Send(IPC::Message* msg) {
-    return frontend_proxy_.sender()->Send(msg);
-  }
-
- private:
-  // Ipc message handlers
-  void OnRegisterHost(int host_id);
-  void OnUnregisterHost(int host_id);
-  void OnSelectCache(int host_id, const GURL& document_url,
-                     int64 cache_document_was_loaded_from,
-                     const GURL& opt_manifest_url);
-  void OnMarkAsForeignEntry(int host_id, const GURL& document_url,
-                            int64 cache_document_was_loaded_from);
-  void OnGetStatus(int host_id, IPC::Message* reply_msg);
-  void OnStartUpdate(int host_id, IPC::Message* reply_msg);
-  void OnSwapCache(int host_id, IPC::Message* reply_msg);
-
-  void GetStatusCallback(appcache::Status status, void* param);
-  void StartUpdateCallback(bool result, void* param);
-  void SwapCacheCallback(bool result, void* param);
-
-  void ReceivedBadMessage(uint32 msg_type);
-
-  AppCacheFrontendProxy frontend_proxy_;
-  appcache::AppCacheBackendImpl backend_impl_;
-
-  // Temporary until Initialize() can be called from the IO thread,
-  // which will extract the AppCacheService from the URLRequestContext.
-  scoped_refptr<URLRequestContextGetter> request_context_getter_;
-
-  // This is only valid once Initialize() has been called.
-  scoped_refptr<ChromeAppCacheService> appcache_service_;
-
-  scoped_ptr<appcache::GetStatusCallback> get_status_callback_;
-  scoped_ptr<appcache::StartUpdateCallback> start_update_callback_;
-  scoped_ptr<appcache::SwapCacheCallback> swap_cache_callback_;
-  base::ProcessHandle process_handle_;
-  scoped_ptr<IPC::Message> pending_reply_msg_;
-
-  DISALLOW_COPY_AND_ASSIGN(AppCacheDispatcherHost);
-};
-
-#endif  // CHROME_COMMON_APPCACHE_APPCACHE_DISPATCHER_HOST_H_