Move all remaining appcache-related code to content namespace

webkit/browser/appcache/appcache_backend_impl.h

-// Copyright (c) 2011 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_BROWSER_APPCACHE_APPCACHE_BACKEND_IMPL_H_
-#define WEBKIT_BROWSER_APPCACHE_APPCACHE_BACKEND_IMPL_H_
-
-#include "base/containers/hash_tables.h"
-#include "webkit/browser/appcache/appcache_host.h"
-#include "webkit/browser/webkit_storage_browser_export.h"
-
-namespace appcache {
-
-class AppCacheServiceImpl;
-
-class WEBKIT_STORAGE_BROWSER_EXPORT AppCacheBackendImpl {
- public:
-  AppCacheBackendImpl();
-  ~AppCacheBackendImpl();
-
-  void Initialize(AppCacheServiceImpl* service,
-                  AppCacheFrontend* frontend,
-                  int process_id);
-
-  int process_id() const { return process_id_; }
-
-  // Methods to support the AppCacheBackend interface. A false return
-  // value indicates an invalid host_id and that no action was taken
-  // by the backend impl.
-  bool RegisterHost(int host_id);
-  bool UnregisterHost(int host_id);
-  bool SetSpawningHostId(int host_id, int spawning_host_id);
-  bool SelectCache(int host_id,
-                   const GURL& document_url,
-                   const int64 cache_document_was_loaded_from,
-                   const GURL& manifest_url);
-  void GetResourceList(
-      int host_id, std::vector<AppCacheResourceInfo>* resource_infos);
-  bool SelectCacheForWorker(int host_id, int parent_process_id,
-                            int parent_host_id);
-  bool SelectCacheForSharedWorker(int host_id, int64 appcache_id);
-  bool MarkAsForeignEntry(int host_id, const GURL& document_url,
-                          int64 cache_document_was_loaded_from);
-  bool GetStatusWithCallback(int host_id, const GetStatusCallback& callback,
-                             void* callback_param);
-  bool StartUpdateWithCallback(int host_id, const StartUpdateCallback& callback,
-                               void* callback_param);
-  bool SwapCacheWithCallback(int host_id, const SwapCacheCallback& callback,
-                             void* callback_param);
-
-  // Returns a pointer to a registered host. The backend retains ownership.
-  AppCacheHost* GetHost(int host_id) {
-    HostMap::iterator it = hosts_.find(host_id);
-    return (it != hosts_.end()) ? (it->second) : NULL;
-  }
-
-  typedef base::hash_map<int, AppCacheHost*> HostMap;
-  const HostMap& hosts() { return hosts_; }
-
-  // Methods to support cross site navigations. Hosts are transferred
-  // from process to process accordingly, deparented from the old
-  // processes backend and reparented to the new.
-  scoped_ptr<AppCacheHost> TransferHostOut(int host_id);
-  void TransferHostIn(int new_host_id, scoped_ptr<AppCacheHost> host);
-
- private:
-  AppCacheServiceImpl* service_;
-  AppCacheFrontend* frontend_;
-  int process_id_;
-  HostMap hosts_;
-};
-
-}  // namespace
-
-#endif  // WEBKIT_BROWSER_APPCACHE_APPCACHE_BACKEND_IMPL_H_