OBSOLETE: Move (most of) chrome/browser/chromeos/drive into components/drive.

chrome/browser/chromeos/drive/file_write_watcher.h

Index: chrome/browser/chromeos/drive/file_write_watcher.h
diff --git a/chrome/browser/chromeos/drive/file_write_watcher.h b/chrome/browser/chromeos/drive/file_write_watcher.h
deleted file mode 100644
index f90bd75cd0e184b0e4b6cc6509dba4dd5c01fab5..0000000000000000000000000000000000000000
--- a/chrome/browser/chromeos/drive/file_write_watcher.h
+++ /dev/null
@@ -1,66 +0,0 @@
-// Copyright 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_CHROMEOS_DRIVE_FILE_WRITE_WATCHER_H_
-#define CHROME_BROWSER_CHROMEOS_DRIVE_FILE_WRITE_WATCHER_H_
-
-#include "base/callback_forward.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/threading/thread_checker.h"
-#include "chrome/browser/chromeos/drive/file_system_core_util.h"
-
-namespace base {
-class FilePath;
-class SingleThreadTaskRunner;
-}  // namespace base
-
-namespace drive {
-
-namespace internal {
-
-typedef base::Callback<void(bool)> StartWatchCallback;
-
-// The class watches modification to Drive files in the cache directory.
-// This is used for returning a local writable snapshot of Drive files from the
-// Save-As file dialog, so that the callers of the dialog can save to Drive
-// without any special handling about Drive.
-class FileWriteWatcher {
- public:
-  explicit FileWriteWatcher(base::SingleThreadTaskRunner* file_task_runner);
-  ~FileWriteWatcher();
-
-  // Starts watching the modification to |path|. When it successfully started
-  // watching, it runs |on_start_callback| by passing true as the argument.
-  // Or if it failed, the callback is run with false.
-  // Detected modification is notified by calling |on_write_callback|.
-  //
-  // Currently, the modification is watched in "one-shot" manner. That is, once
-  // a modification is notified, the watch is deactivated for freeing system
-  // resources. As a heuristic to capture the real end of write operations that
-  // might be done by several chunked writes, the notification is fired after
-  // 5 seconds has passed after the last write operation is detected.
-  //
-  // TODO(kinaba): investigate the possibility to continuously watch the whole
-  // cache directory. http://crbug.com/269424
-  void StartWatch(const base::FilePath& path,
-                  const StartWatchCallback& on_start_callback,
-                  const base::Closure& on_write_callback);
-
-  // For testing purpose, stops inserting delay between the write detection and
-  // notification to the |on_write_callback|.
-  void DisableDelayForTesting();
-
- private:
-  class FileWriteWatcherImpl;
-  scoped_ptr<FileWriteWatcherImpl, util::DestroyHelper> watcher_impl_;
-
-  base::ThreadChecker thread_checker_;
-
-  DISALLOW_COPY_AND_ASSIGN(FileWriteWatcher);
-};
-
-}  // namespace internal
-}  // namespace drive
-
-#endif  // CHROME_BROWSER_CHROMEOS_DRIVE_FILE_WRITE_WATCHER_H_