[Media Router] Handle multiple Presentation URLs when creating routes.

chrome/browser/media/router/create_presentation_connection_request.cc

 // 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.
 
 #include "chrome/browser/media/router/create_presentation_connection_request.h"
 
 #include "chrome/browser/media/router/media_source_helper.h"
 #include "chrome/browser/media/router/route_request_result.h"
 #include "url/gurl.h"
 
 using content::PresentationSessionInfo;
 using content::PresentationError;
 
 namespace media_router {
 
 CreatePresentationConnectionRequest::CreatePresentationConnectionRequest(
     const RenderFrameHostId& render_frame_host_id,
-    const GURL& presentation_url,
+    const vector<GURL>& presentation_urls,
     const GURL& frame_url,
     const PresentationSessionSuccessCallback& success_cb,
     const PresentationSessionErrorCallback& error_cb)
     : presentation_request_(render_frame_host_id,
-                            {presentation_url},
+                            presentation_urls,
                             frame_url),
       success_cb_(success_cb),
       error_cb_(error_cb),
       cb_invoked_(false) {
   DCHECK(!success_cb.is_null());
   DCHECK(!error_cb.is_null());
 }
 
 CreatePresentationConnectionRequest::~CreatePresentationConnectionRequest() {
   if (!cb_invoked_) {
     error_cb_.Run(content::PresentationError(
         content::PRESENTATION_ERROR_UNKNOWN, "Unknown error."));
   }
 }
 
 void CreatePresentationConnectionRequest::InvokeSuccessCallback(
     const std::string& presentation_id,
+    const GURL& presentation_url,
     const MediaRoute::Id& route_id) {
   DCHECK(!cb_invoked_);
   if (!cb_invoked_) {
     success_cb_.Run(
-        content::PresentationSessionInfo(
-            presentation_request_.presentation_url(), presentation_id),
+        content::PresentationSessionInfo(presentation_url, presentation_id),
         route_id);
     cb_invoked_ = true;
   }
 }
 
 void CreatePresentationConnectionRequest::InvokeErrorCallback(
     const content::PresentationError& error) {
   DCHECK(!cb_invoked_);
   if (!cb_invoked_) {
     error_cb_.Run(error);
     cb_invoked_ = true;
   }
 }
 
 // static
 void CreatePresentationConnectionRequest::HandleRouteResponse(
     std::unique_ptr<CreatePresentationConnectionRequest> presentation_request,
     const RouteRequestResult& result) {
   if (!result.route()) {
     presentation_request->InvokeErrorCallback(content::PresentationError(
         content::PRESENTATION_ERROR_UNKNOWN, result.error()));
   } else {
     presentation_request->InvokeSuccessCallback(
-        result.presentation_id(), result.route()->media_route_id());
+        result.presentation_id(),
+        result.presentation_url(),
+        result.route()->media_route_id());
   }
 }
 
 }  // namespace media_router