base::Bind: Convert FilePathWatcher.

base/files/file_path_watcher_win.cc

 // Copyright (c) 2011 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.
 
 #include "base/files/file_path_watcher.h"
 
+#include "base/bind.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
 #include "base/logging.h"
 #include "base/memory/ref_counted.h"
 #include "base/message_loop_proxy.h"
 #include "base/time.h"
 #include "base/win/object_watcher.h"
 
 namespace base {
 namespace files {
@@ skipping 80 matching lines @@
 void FilePathWatcherImpl::Cancel() {
   if (!delegate_) {
     // Watch was never called, or the |message_loop_| has already quit.
     set_cancelled();
     return;
   }
 
   // Switch to the file thread if necessary so we can stop |watcher_|.
   if (!message_loop()->BelongsToCurrentThread()) {
     message_loop()->PostTask(FROM_HERE,
-                             new FilePathWatcher::CancelTask(this));
+                             base::Bind(&FilePathWatcher::CancelWatch,
+                                        make_scoped_refptr(this)));
   } else {
     CancelOnMessageLoopThread();
   }
 }
 
 void FilePathWatcherImpl::CancelOnMessageLoopThread() {
   set_cancelled();
 
   if (handle_ != INVALID_HANDLE_VALUE)
     DestroyWatch();
@@ skipping 154 matching lines @@
 }
 
 }  // namespace
 
 FilePathWatcher::FilePathWatcher() {
   impl_ = new FilePathWatcherImpl();
 }
 
 }  // namespace files
 }  // namespace base