[Media Router] Convert MediaRouter to use GURL for presentation URLs.

chrome/browser/ui/webui/media_router/query_result_manager.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/ui/webui/media_router/query_result_manager.h"
 
 #include <utility>
 
 #include "base/containers/hash_tables.h"
 #include "base/memory/ptr_util.h"
 #include "base/stl_util.h"
 #include "chrome/browser/media/router/media_router.h"
 #include "chrome/browser/media/router/media_sinks_observer.h"
 #include "content/public/browser/browser_thread.h"
+#include "url/gurl.h"
 
 namespace media_router {
 
 // MediaSinkObserver that propagates results back to |result_manager|.
 // An instance of this class is associated with each registered MediaSource.
 class QueryResultManager::MediaSourceMediaSinksObserver
     : public MediaSinksObserver {
  public:
   MediaSourceMediaSinksObserver(MediaCastMode cast_mode,
                                 const MediaSource& source,
@@ skipping 204 matching lines @@
   for (const auto& sink_pair : all_sinks_) {
     MediaSinkWithCastModes sink_with_cast_modes(sink_pair.first);
     sink_with_cast_modes.cast_modes = sink_pair.second.GetCastModes();
     sinks.push_back(sink_with_cast_modes);
   }
   FOR_EACH_OBSERVER(QueryResultManager::Observer, observers_,
                     OnResultsUpdated(sinks));
 }
 
 }  // namespace media_router