[Media Router] Unit tests for sticky cast modes

chrome/browser/ui/webui/media_router/media_router_webui_message_handler.h

 // Copyright 2015 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_UI_WEBUI_MEDIA_ROUTER_MEDIA_ROUTER_WEBUI_MESSAGE_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_MEDIA_ROUTER_MEDIA_ROUTER_WEBUI_MESSAGE_HANDLER_H_
 
 #include <vector>
 
 #include "base/macros.h"
@@ skipping 41 matching lines @@
   void ClearIssue();
 
   // Updates the maximum dialog height to allow the WebUI properly scale when
   // the browser window changes.
   void UpdateMaxDialogHeight(int height);
 
   void SetWebUIForTest(content::WebUI* webui);
   void set_incognito_for_test(bool incognito) { incognito_ = incognito; }
 
  private:
+  FRIEND_TEST_ALL_PREFIXES(MediaRouterWebUIMessageHandlerTest,
+                           RecordCastModeSelection);
+  FRIEND_TEST_ALL_PREFIXES(MediaRouterWebUIMessageHandlerTest,
+                           RetrieveCastModeSelection);
+
   // WebUIMessageHandler implementation.
   void RegisterMessages() override;
 
   // Handlers for JavaScript messages.
   // See media_router_ui_interface.js for documentation on parameters.
   void OnRequestInitialData(const base::ListValue* args);
   void OnCreateRoute(const base::ListValue* args);
   void OnAcknowledgeFirstRunFlow(const base::ListValue* args);
   void OnActOnIssue(const base::ListValue* args);
   void OnCloseRoute(const base::ListValue* args);
@@ skipping 52 matching lines @@
   bool dialog_closing_;
 
   MediaRouterUI* media_router_ui_;
 
   DISALLOW_COPY_AND_ASSIGN(MediaRouterWebUIMessageHandler);
 };
 
 }  // namespace media_router
 
 #endif  // CHROME_BROWSER_UI_WEBUI_MEDIA_ROUTER_MEDIA_ROUTER_WEBUI_MESSAGE_HANDLER_H_