fileapi: Rename FileSystemMountProvider to FileSystemBackend

chrome/browser/media_galleries/fileapi/media_file_system_mount_point_provider.h

-// Copyright (c) 2013 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_MEDIA_GALLERIES_FILEAPI_MEDIA_FILE_SYSTEM_MOUNT_POINT_PROVIDER_H_
-#define CHROME_BROWSER_MEDIA_GALLERIES_FILEAPI_MEDIA_FILE_SYSTEM_MOUNT_POINT_PROVIDER_H_
-
-#include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
-#include "webkit/browser/fileapi/file_system_mount_point_provider.h"
-
-namespace base {
-class SequencedTaskRunner;
-}
-
-namespace fileapi {
-class AsyncFileUtilAdapter;
-}
-
-namespace chrome {
-
-class MediaPathFilter;
-
-class DeviceMediaAsyncFileUtil;
-
-class MediaFileSystemMountPointProvider
-    : public fileapi::FileSystemMountPointProvider {
- public:
-  static const char kMediaTaskRunnerName[];
-  static const char kMediaPathFilterKey[];
-  static const char kMTPDeviceDelegateURLKey[];
-
-  MediaFileSystemMountPointProvider(
-      const base::FilePath& profile_path,
-      base::SequencedTaskRunner* media_task_runner);
-  virtual ~MediaFileSystemMountPointProvider();
-
-  static bool CurrentlyOnMediaTaskRunnerThread();
-  static scoped_refptr<base::SequencedTaskRunner> MediaTaskRunner();
-
-  // FileSystemMountPointProvider implementation.
-  virtual bool CanHandleType(fileapi::FileSystemType type) const OVERRIDE;
-  virtual void OpenFileSystem(
-      const GURL& origin_url,
-      fileapi::FileSystemType type,
-      fileapi::OpenFileSystemMode mode,
-      const OpenFileSystemCallback& callback) OVERRIDE;
-  virtual fileapi::FileSystemFileUtil* GetFileUtil(
-      fileapi::FileSystemType type) OVERRIDE;
-  virtual fileapi::AsyncFileUtil* GetAsyncFileUtil(
-      fileapi::FileSystemType type) OVERRIDE;
-  virtual fileapi::CopyOrMoveFileValidatorFactory*
-  GetCopyOrMoveFileValidatorFactory(
-      fileapi::FileSystemType type,
-      base::PlatformFileError* error_code) OVERRIDE;
-  virtual fileapi::FileSystemOperation* CreateFileSystemOperation(
-      const fileapi::FileSystemURL& url,
-      fileapi::FileSystemContext* context,
-      base::PlatformFileError* error_code) const OVERRIDE;
-  virtual scoped_ptr<webkit_blob::FileStreamReader> CreateFileStreamReader(
-      const fileapi::FileSystemURL& url,
-      int64 offset,
-      const base::Time& expected_modification_time,
-      fileapi::FileSystemContext* context) const OVERRIDE;
-  virtual scoped_ptr<fileapi::FileStreamWriter> CreateFileStreamWriter(
-      const fileapi::FileSystemURL& url,
-      int64 offset,
-      fileapi::FileSystemContext* context) const OVERRIDE;
-  virtual fileapi::FileSystemQuotaUtil* GetQuotaUtil() OVERRIDE;
-
- private:
-  // Store the profile path. We need this to create temporary snapshot files.
-  const base::FilePath profile_path_;
-
-  scoped_refptr<base::SequencedTaskRunner> media_task_runner_;
-
-  scoped_ptr<MediaPathFilter> media_path_filter_;
-  scoped_ptr<fileapi::CopyOrMoveFileValidatorFactory>
-      media_copy_or_move_file_validator_factory_;
-
-  scoped_ptr<fileapi::AsyncFileUtil> native_media_file_util_;
-  scoped_ptr<DeviceMediaAsyncFileUtil> device_media_async_file_util_;
-#if defined(OS_WIN) || defined(OS_MACOSX)
-  scoped_ptr<fileapi::AsyncFileUtil> picasa_file_util_;
-  scoped_ptr<fileapi::AsyncFileUtil> itunes_file_util_;
-#endif  // defined(OS_WIN) || defined(OS_MACOSX)
-
-  DISALLOW_COPY_AND_ASSIGN(MediaFileSystemMountPointProvider);
-};
-
-}  // namespace chrome
-
-#endif  // CHROME_BROWSER_MEDIA_GALLERIES_FILEAPI_MEDIA_FILE_SYSTEM_MOUNT_POINT_PROVIDER_H_