Convert SerialDeviceInfo to a Mojo struct.

device/serial/serial_device_enumerator.h

 // 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.
 
 #ifndef DEVICE_SERIAL_SERIAL_DEVICE_ENUMERATOR_H_
 #define DEVICE_SERIAL_SERIAL_DEVICE_ENUMERATOR_H_
 
-#include <vector>
-
 #include "base/memory/scoped_ptr.h"
-#include "device/serial/serial_device_info.h"
+#include "device/serial/serial.mojom.h"
+#include "mojo/public/cpp/bindings/array.h"
 
 namespace device {
 
 // Discovers and enumerates serial devices available to the host.
 class SerialDeviceEnumerator {
  public:
   static scoped_ptr<SerialDeviceEnumerator> Create();
 
   SerialDeviceEnumerator();
   virtual ~SerialDeviceEnumerator();
 
-  virtual void GetDevices(SerialDeviceInfoList* devices) = 0;
+  virtual mojo::Array<SerialDeviceInfoPtr> GetDevices() = 0;
 };
 
 }  // namespace device
 
 #endif  // DEVICE_SERIAL_SERIAL_DEVICE_ENUMERATOR_H_