Move base::FreeDeleter into its own header.

device/hid/hid_service_win.cc

 // Copyright 2014 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 "device/hid/hid_service_win.h"
 
 #define INITGUID
 
 #include <dbt.h>
 #include <setupapi.h>
 #include <stddef.h>
 #include <winioctl.h>
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/files/file.h"
 #include "base/location.h"
+#include "base/memory/free_deleter.h"
 #include "base/single_thread_task_runner.h"
 #include "base/strings/string_util.h"
 #include "base/strings/sys_string_conversions.h"
 #include "base/thread_task_runner_handle.h"
 #include "base/threading/thread_restrictions.h"
 #include "components/device_event_log/device_event_log.h"
 #include "device/hid/hid_connection_win.h"
 #include "device/hid/hid_device_info.h"
 #include "net/base/io_buffer.h"
 
@@ skipping 266 matching lines @@
                   FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING,
                   FILE_FLAG_OVERLAPPED, NULL));
   if (!file.IsValid() && GetLastError() == ERROR_ACCESS_DENIED) {
     file.Set(CreateFileA(device_path.c_str(), GENERIC_READ, FILE_SHARE_READ,
                          NULL, OPEN_EXISTING, FILE_FLAG_OVERLAPPED, NULL));
   }
   return file;
 }
 
 }  // namespace device