[Media Router] Handle multiple Presentation URLs when creating routes

chrome/browser/media/router/route_request_result.h

 // Copyright 2016 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_ROUTE_REQUEST_RESULT_H_
 #define CHROME_BROWSER_MEDIA_ROUTER_ROUTE_REQUEST_RESULT_H_
 
 #include <memory>
 #include <string>
 
 #include "base/macros.h"
+#include "url/gurl.h"
 
 namespace media_router {
 
 class MediaRoute;
 
 // Holds the result of a successful or failed route request.
 // On success:
 // |route|: The route created or joined.
 // |presentation_id|:
 //     The presentation ID of the route created or joined. In the case of
@@ skipping 33 matching lines @@
       const std::string& presentation_id);
   static std::unique_ptr<RouteRequestResult> FromError(const std::string& error,
                                                        ResultCode result_code);
 
   ~RouteRequestResult();
 
   // Note the caller does not own the returned MediaRoute. The caller must
   // create a copy if they wish to use it after this object is destroyed.
   const MediaRoute* route() const { return route_.get(); }
   std::string presentation_id() const { return presentation_id_; }
+  GURL presentation_url() const { return presentation_url_; }
   std::string error() const { return error_; }
   ResultCode result_code() const { return result_code_; }
 
  private:
   RouteRequestResult(std::unique_ptr<MediaRoute> route,
                      const std::string& presentation_id,
                      const std::string& error,
                      ResultCode result_code);
 
   std::unique_ptr<MediaRoute> route_;
   std::string presentation_id_;
+  GURL presentation_url_;
   std::string error_;
   ResultCode result_code_;
 
   DISALLOW_COPY_AND_ASSIGN(RouteRequestResult);
 };
 
 }  // namespace media_router
 
 #endif  // CHROME_BROWSER_MEDIA_ROUTER_ROUTE_REQUEST_RESULT_H_