[SyncFS] Add TaskLogger and wire up it.

chrome/browser/sync_file_system/drive_backend/sync_worker.h

 // Copyright 2014 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_SYNC_FILE_SYSTEM_DRIVE_BACKEND_SYNC_WORKER_H_
 #define CHROME_BROWSER_SYNC_FILE_SYSTEM_DRIVE_BACKEND_SYNC_WORKER_H_
 
 #include <set>
 #include <string>
 
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/observer_list.h"
 #include "chrome/browser/drive/drive_notification_observer.h"
 #include "chrome/browser/drive/drive_service_interface.h"
 #include "chrome/browser/sync_file_system/drive_backend/sync_task_manager.h"
 #include "chrome/browser/sync_file_system/local_change_processor.h"
 #include "chrome/browser/sync_file_system/remote_file_sync_service.h"
 #include "chrome/browser/sync_file_system/sync_action.h"
 #include "chrome/browser/sync_file_system/sync_direction.h"
+#include "chrome/browser/sync_file_system/task_logger.h"
 #include "net/base/network_change_notifier.h"
 
 class ExtensionServiceInterface;
 
 namespace base {
 class SequencedTaskRunner;
 }
 
 namespace drive {
 class DriveServiceInterface;
@@ skipping 50 matching lines @@
       leveldb::Env* env_override);
 
   virtual ~SyncWorker();
 
   void Initialize();
 
   // SyncTaskManager::Client overrides
   virtual void MaybeScheduleNextTask() OVERRIDE;
   virtual void NotifyLastOperationStatus(
       SyncStatusCode sync_status, bool used_network) OVERRIDE;
+  virtual void RecordTaskLog(scoped_ptr<TaskLogger::TaskLog> task_log) OVERRIDE;
 
   void RegisterOrigin(const GURL& origin, const SyncStatusCallback& callback);
   void EnableOrigin(const GURL& origin, const SyncStatusCallback& callback);
   void DisableOrigin(const GURL& origin, const SyncStatusCallback& callback);
   void UninstallOrigin(
       const GURL& origin,
       RemoteFileSyncService::UninstallFlag flag,
       const SyncStatusCallback& callback);
   void ProcessRemoteChange(const SyncFileCallback& callback);
   void SetRemoteChangeProcessor(
@@ skipping 95 matching lines @@
   ObserverList<Observer> observers_;
 
   base::WeakPtrFactory<SyncWorker> weak_ptr_factory_;
   DISALLOW_COPY_AND_ASSIGN(SyncWorker);
 };
 
 }  // namespace drive_backend
 }  // namespace sync_file_system
 
 #endif  // CHROME_BROWSER_SYNC_FILE_SYSTEM_DRIVE_BACKEND_SYNC_WORKER_H_