Make DatabaseDispatcherHost be a message filter so that ResourceMessageFilter...

chrome/browser/renderer_host/database_dispatcher_host.h

Index: chrome/browser/renderer_host/database_dispatcher_host.h
===================================================================
--- chrome/browser/renderer_host/database_dispatcher_host.h	(revision 68877)
+++ chrome/browser/renderer_host/database_dispatcher_host.h	(working copy)
@@ -1,139 +0,0 @@
-// Copyright (c) 2010 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_BROWSER_RENDERER_HOST_DATABASE_DISPATCHER_HOST_H_
-#define CHROME_BROWSER_RENDERER_HOST_DATABASE_DISPATCHER_HOST_H_
-#pragma once
-
-#include "base/hash_tables.h"
-#include "base/process.h"
-#include "base/ref_counted.h"
-#include "base/string16.h"
-#include "chrome/common/content_settings.h"
-#include "ipc/ipc_message.h"
-#include "webkit/database/database_connections.h"
-#include "webkit/database/database_tracker.h"
-
-class GURL;
-class HostContentSettingsMap;
-class Receiver;
-class ResourceMessageFilter;
-
-class DatabaseDispatcherHost
-    : public base::RefCountedThreadSafe<DatabaseDispatcherHost>,
-      public webkit_database::DatabaseTracker::Observer {
- public:
-  DatabaseDispatcherHost(webkit_database::DatabaseTracker* db_tracker,
-                         IPC::Message::Sender* sender,
-                         HostContentSettingsMap *host_content_settings_map);
-  void Init(base::ProcessHandle process_handle);
-  void Shutdown();
-
-  bool OnMessageReceived(const IPC::Message& message, bool* message_was_ok);
-
-  // VFS message handlers (IO thread)
-  void OnDatabaseOpenFile(const string16& vfs_file_name,
-                          int desired_flags,
-                          IPC::Message* reply_msg);
-  void OnDatabaseDeleteFile(const string16& vfs_file_name,
-                            const bool& sync_dir,
-                            IPC::Message* reply_msg);
-  void OnDatabaseGetFileAttributes(const string16& vfs_file_name,
-                                   IPC::Message* reply_msg);
-  void OnDatabaseGetFileSize(const string16& vfs_file_name,
-                             IPC::Message* reply_msg);
-
-  // Database tracker message handlers (IO thread)
-  void OnDatabaseOpened(const string16& origin_identifier,
-                        const string16& database_name,
-                        const string16& description,
-                        int64 estimated_size);
-  void OnDatabaseModified(const string16& origin_identifier,
-                          const string16& database_name);
-  void OnDatabaseClosed(const string16& origin_identifier,
-                        const string16& database_name);
-  void OnAllowDatabase(const std::string& origin_url,
-                       const string16& name,
-                       const string16& display_name,
-                       unsigned long estimated_size,
-                       IPC::Message* reply_msg);
-
-  // DatabaseTracker::Observer callbacks (file thread)
-  virtual void OnDatabaseSizeChanged(const string16& origin_identifier,
-                                     const string16& database_name,
-                                     int64 database_size,
-                                     int64 space_available);
-  virtual void OnDatabaseScheduledForDeletion(const string16& origin_identifier,
-                                              const string16& database_name);
-
-  webkit_database::DatabaseTracker* database_tracker() const {
-    return db_tracker_.get();
-  }
-
-  void Send(IPC::Message* message);
-
- private:
-  friend class base::RefCountedThreadSafe<DatabaseDispatcherHost>;
-  virtual ~DatabaseDispatcherHost();
-
-  class PromptDelegate;
-
-  void AddObserver();
-  void RemoveObserver();
-
-  void ReceivedBadMessage(uint32 msg_type);
-
-  // VFS message handlers (file thread)
-  void DatabaseOpenFile(const string16& vfs_file_name,
-                        int desired_flags,
-                        IPC::Message* reply_msg);
-  void DatabaseDeleteFile(const string16& vfs_file_name,
-                          bool sync_dir,
-                          IPC::Message* reply_msg,
-                          int reschedule_count);
-  void DatabaseGetFileAttributes(const string16& vfs_file_name,
-                                 IPC::Message* reply_msg);
-  void DatabaseGetFileSize(const string16& vfs_file_name,
-                           IPC::Message* reply_msg);
-
-  // Database tracker message handlers (file thread)
-  void DatabaseOpened(const string16& origin_identifier,
-                      const string16& database_name,
-                      const string16& description,
-                      int64 estimated_size);
-  void DatabaseModified(const string16& origin_identifier,
-                        const string16& database_name);
-  void DatabaseClosed(const string16& origin_identifier,
-                      const string16& database_name);
-
-  // CookiePromptModalDialog response handler (io thread)
-  void AllowDatabaseResponse(IPC::Message* reply_msg,
-                             ContentSetting content_setting);
-
-  // The database tracker for the current profile.
-  scoped_refptr<webkit_database::DatabaseTracker> db_tracker_;
-
-  // The sender to be used for sending out IPC messages.
-  IPC::Message::Sender* message_sender_;
-
-  // The handle of this process.
-  base::ProcessHandle process_handle_;
-
-  // True if and only if this instance was added as an observer
-  // to DatabaseTracker.
-  bool observer_added_;
-
-  // If true, all messages that are normally processed by this class
-  // will be silently discarded. This field should be set to true
-  // only when the corresponding renderer process is about to go away.
-  bool shutdown_;
-
-  // Keeps track of all DB connections opened by this renderer
-  webkit_database::DatabaseConnections database_connections_;
-
-  // Used to look up permissions at database creation time.
-  scoped_refptr<HostContentSettingsMap> host_content_settings_map_;
-};
-
-#endif  // CHROME_BROWSER_RENDERER_HOST_DATABASE_DISPATCHER_HOST_H_