Replace Closure in TaskRunner::PostTask with OneShotCallback

base/files/file_util_proxy.cc

 // 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.
 
 #include "base/files/file_util_proxy.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/files/file_util.h"
 #include "base/location.h"
@@ skipping 65 matching lines @@
            Unretained(helper), file_path),
       Bind(&GetFileInfoHelper::Reply, Owned(helper), callback));
 }
 
 // static
 bool FileUtilProxy::DeleteFile(TaskRunner* task_runner,
                                const FilePath& file_path,
                                bool recursive,
                                const StatusCallback& callback) {
   return base::PostTaskAndReplyWithResult(
-      task_runner, FROM_HERE,
-      Bind(&DeleteAdapter, file_path, recursive),
+      task_runner, FROM_HERE, BindOnce(&DeleteAdapter, file_path, recursive),
       callback);
 }
 
 // static
 bool FileUtilProxy::Touch(
     TaskRunner* task_runner,
     const FilePath& file_path,
     const Time& last_access_time,
     const Time& last_modified_time,
     const StatusCallback& callback) {
   return base::PostTaskAndReplyWithResult(
       task_runner,
       FROM_HERE,
       Bind(&TouchFile, file_path, last_access_time, last_modified_time),
       Bind(&CallWithTranslatedParameter, callback));
 }
 
 }  // namespace base