[Media Router] Parse device description xml in utility process

chrome/common/media_router/dial_device_description.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 CHROME_COMMON_MEDIA_ROUTER_DIAL_DEVICE_DESCRIPTION_H_
+#define CHROME_COMMON_MEDIA_ROUTER_DIAL_DEVICE_DESCRIPTION_H_
+
+#include <string>
+
+namespace media_router {
+
+// Represents a DIAL device description.
+struct DialDeviceDescription {
+  DialDeviceDescription();
+  DialDeviceDescription(const DialDeviceDescription& other);
+  ~DialDeviceDescription();
+
+  std::string unique_id;
+  std::string friendly_name;
+  std::string model_name;
+  std::string device_type;
+};
+
+}  // namespace media_router
+
+#endif  // CHROME_COMMON_MEDIA_ROUTER_DIAL_DEVICE_DESCRIPTION_H_