[Media Router] Add DialMediaSinkService and DeviceDescriptionService

chrome/browser/media/router/mock_device_description_service.h

Index: chrome/browser/media/router/mock_device_description_service.h
diff --git a/chrome/browser/media/router/mock_device_description_service.h b/chrome/browser/media/router/mock_device_description_service.h
new file mode 100644
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+// 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_BROWSER_MEDIA_ROUTER_MOCK_DEVICE_DESCRIPTION_SERVICE_H_
+#define CHROME_BROWSER_MEDIA_ROUTER_MOCK_DEVICE_DESCRIPTION_SERVICE_H_
+
+#include "chrome/browser/media/router/device_description_service.h"
+#include "testing/gmock/include/gmock/gmock.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace media_router {
+
+class MockDeviceDescriptionServiceObserver
+    : public DeviceDescriptionService::Observer {
+ public:
+  MockDeviceDescriptionServiceObserver();
+  ~MockDeviceDescriptionServiceObserver() override;
+
+  MOCK_METHOD2(OnDeviceDescriptionAvailable,
+               void(const std::string& device_id,
+                    const DialDeviceDescription& description));
+
+  MOCK_METHOD2(OnDeviceDescriptionFetchError,
+               void(const std::string& device_id,
+                    const std::string& error_message));
+};
+
+class MockDeviceDescriptionService : public DeviceDescriptionService {
+ public:
+  explicit MockDeviceDescriptionService(
+      DeviceDescriptionService::Observer* observer);
+  ~MockDeviceDescriptionService() override;
+
+  MOCK_METHOD3(GetDeviceDescription,
+               bool(const DialDeviceData& device,
+                    net::URLRequestContextGetter* request_context,
+                    DialDeviceDescription* out_description));
+
+  MOCK_METHOD1(MayStopDeviceDescriptionFetching,
+               bool(const std::string& device_label));
+
+  MOCK_METHOD3(CheckAccess,
+               void(const GURL& device_description_url,
+                    net::URLRequestContextGetter* request_context,
+                    const CheckAccessCallback& check_access_cb));
+};
+
+}  // namespace media_router
+
+#endif  // CHROME_BROWSER_MEDIA_ROUTER_MOCK_DEVICE_DESCRIPTION_SERVICE_H_