Fix include guards in //device/usb

device/usb/usb_service_win.h

 // Copyright 2017 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 DEVICE_USB_USB_SERVICE_WIN_H_
+#define DEVICE_USB_USB_SERVICE_WIN_H_
+
 #include "device/usb/usb_service.h"
 
 #include <list>
 #include <unordered_map>
 
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
 #include "base/scoped_observer.h"
 #include "device/base/device_monitor_win.h"
 #include "device/usb/usb_device_win.h"
@@ skipping 39 matching lines @@
   std::unordered_map<std::string, scoped_refptr<UsbDeviceWin>> devices_by_path_;
 
   ScopedObserver<DeviceMonitorWin, DeviceMonitorWin::Observer> device_observer_;
 
   base::WeakPtrFactory<UsbServiceWin> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(UsbServiceWin);
 };
 
 }  // namespace device
+
+#endif  // DEVICE_USB_USB_SERVICE_WIN_H_