Database support for GDataDirectoryService.

chrome/browser/chromeos/gdata/gdata_system_service.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 CHROME_BROWSER_CHROMEOS_GDATA_GDATA_SYSTEM_SERVICE_H_
 #define CHROME_BROWSER_CHROMEOS_GDATA_GDATA_SYSTEM_SERVICE_H_
 
+#include <string>
+
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/singleton.h"
 #include "base/threading/sequenced_worker_pool.h"
 #include "chrome/browser/profiles/profile_keyed_service.h"
 #include "chrome/browser/profiles/profile_keyed_service_factory.h"
 
 class FilePath;
 
 namespace gdata {
 
 class DocumentsServiceInterface;
 class DriveWebAppsRegistry;
 class GDataCache;
 class GDataDownloadObserver;
+class GDataDirectoryService;
 class GDataFileSystemInterface;
 class GDataSyncClient;
 class GDataUploader;
 
 // GDataSystemService runs the GData system, including the GData file system
 // implementation for the file manager, and some other sub systems.
 //
 // The class is essentially a container that manages lifetime of the objects
 // that are used to run the GData system. The GDataSystemService object is
 // created per-profile.
@@ skipping 24 matching lines @@
   // Initializes the object. This function should be called before any
   // other functions.
   void Initialize(DocumentsServiceInterface* documents_service,
                   const FilePath& cache_root);
 
   // Registers remote file system proxy for drive mount point.
   void AddDriveMountPoint();
   // Unregisters drive mount point from File API.
   void RemoveDriveMountPoint();
 
+  scoped_refptr<base::SequencedTaskRunner> GetTaskRunner();

[hashimoto, 2012/07/24 08:41:51]

How about replacing |sequence_token_| with a
scoped_refptr<base::SequencedTaskRunner> instead of adding a private getter?

+
   friend class GDataSystemServiceFactory;
 
   Profile* profile_;
   const base::SequencedWorkerPool::SequenceToken sequence_token_;
   GDataCache* cache_;
   scoped_ptr<DocumentsServiceInterface> documents_service_;
   scoped_ptr<GDataUploader> uploader_;
   scoped_ptr<DriveWebAppsRegistry> webapps_registry_;
+  scoped_ptr<GDataDirectoryService> directory_service_;
   scoped_ptr<GDataFileSystemInterface> file_system_;
   scoped_ptr<GDataDownloadObserver> download_observer_;
   scoped_ptr<GDataSyncClient> sync_client_;
 
   DISALLOW_COPY_AND_ASSIGN(GDataSystemService);
 };
 
 // Singleton that owns all GDataSystemServices and associates them with
 // Profiles.
 class GDataSystemServiceFactory : public ProfileKeyedServiceFactory {
@@ skipping 29 matching lines @@
   virtual ~GDataSystemServiceFactory();
 
   // ProfileKeyedServiceFactory:
   virtual ProfileKeyedService* BuildServiceInstanceFor(
       Profile* profile) const OVERRIDE;
 };
 
 }  // namespace gdata
 
 #endif  // CHROME_BROWSER_CHROMEOS_GDATA_GDATA_SYSTEM_SERVICE_H_