Move browser-specific FileAPI code from webkit/fileapi to webkit/browser/fileapi

webkit/fileapi/transient_file_util.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 WEBKIT_FILEAPI_TRANSIENT_FILE_UTIL_H_
-#define WEBKIT_FILEAPI_TRANSIENT_FILE_UTIL_H_
-
-#include "base/memory/scoped_ptr.h"
-#include "webkit/fileapi/isolated_file_util.h"
-#include "webkit/storage/webkit_storage_export.h"
-
-namespace fileapi {
-
-class FileSystemOperationContext;
-
-class WEBKIT_STORAGE_EXPORT_PRIVATE TransientFileUtil
-    : public IsolatedFileUtil {
- public:
-  TransientFileUtil() {}
-  virtual ~TransientFileUtil() {}
-
-  // IsolatedFileUtil overrides.
-  virtual webkit_blob::ScopedFile CreateSnapshotFile(
-      FileSystemOperationContext* context,
-      const FileSystemURL& url,
-      base::PlatformFileError* error,
-      base::PlatformFileInfo* file_info,
-      base::FilePath* platform_path) OVERRIDE;
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(TransientFileUtil);
-};
-
-}  // namespace fileapi
-
-#endif  // WEBKIT_FILEAPI_TRANSIENT_FILE_UTIL_H_