Flush at the end of local file writing in FileWriter API.

webkit/fileapi/file_writer_delegate.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 WEBKIT_FILEAPI_FILE_WRITER_DELEGATE_H_
 #define WEBKIT_FILEAPI_FILE_WRITER_DELEGATE_H_
 
 #include "base/file_path.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
@@ skipping 59 matching lines @@
       scoped_ptr<net::URLRequest> request,
       base::PlatformFileError error,
       const base::PlatformFileInfo& file_info);
   void Read();
   void OnDataReceived(int bytes_read);
   void Write();
   void OnDataWritten(int write_response);
   void OnError(base::PlatformFileError error);
   void OnProgress(int bytes_read, bool done);
   void OnWriteCancelled(int status);
+  void FlushForCompletion(base::PlatformFileError error,
+                          int bytes_written,
+                          WriteProgressStatus progress_status);
+  void OnFlushed(base::PlatformFileError error,
+                 int bytes_written,
+                 WriteProgressStatus progress_status,
+                 int flush_error);
 
   FileSystemQuotaUtil* quota_util() const;
   WriteProgressStatus GetCompletionStatusOnError() const;
 
   DelegateWriteCallback write_callback_;
   scoped_ptr<FileStreamWriter> file_stream_writer_;
   base::Time last_progress_event_time_;
   bool writing_started_;
   int bytes_written_backlog_;
   int bytes_written_;
   int bytes_read_;
   scoped_refptr<net::IOBufferWithSize> io_buffer_;
   scoped_refptr<net::DrainableIOBuffer> cursor_;
   scoped_ptr<net::URLRequest> request_;
   base::WeakPtrFactory<FileWriterDelegate> weak_factory_;
 };
 
 }  // namespace fileapi
 
 #endif  // WEBKIT_FILEAPI_FILE_WRITER_DELEGATE_H_