base::Bind: Convert FilePathWatcher.

base/files/file_path_watcher_linux.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 <errno.h>
 #include <string.h>
 #include <sys/inotify.h>
 #include <sys/ioctl.h>
@@ skipping 389 matching lines @@
 void FilePathWatcherImpl::Cancel() {
   if (!delegate_) {
     // Watch was never called, or the |message_loop_| thread is already gone.
     set_cancelled();
     return;
   }
 
   // Switch to the message_loop_ if necessary so we can access |watches_|.
   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() {
   if (!is_cancelled())
     set_cancelled();
 
   if (delegate_) {
@@ skipping 66 matching lines @@
 }
 
 }  // namespace
 
 FilePathWatcher::FilePathWatcher() {
   impl_ = new FilePathWatcherImpl();
 }
 
 }  // namespace files
 }  // namespace base