Part 2 of base::IDMap refactor to eliminate IDMapOwnPointer/IDMapExternalPointer modes

chrome/browser/media/cast_transport_host_filter.h

 // Copyright 2014 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_CAST_TRANSPORT_HOST_FILTER_H_
 #define CHROME_BROWSER_MEDIA_CAST_TRANSPORT_HOST_FILTER_H_
 
 #include <stdint.h>
 
 #include <memory>
@@ skipping 75 matching lines @@
              const net::IPEndPoint& local_end_point,
              const net::IPEndPoint& remote_end_point,
              const base::DictionaryValue& options);
   void OnDelete(int32_t channel_id);
 
   // Sends frame events from CastRemotingSender to renderer process for logging.
   void OnCastRemotingSenderEvents(
       int32_t channel_id,
       const std::vector<media::cast::FrameEvent>& events);
 
-  IDMap<media::cast::CastTransport, IDMapOwnPointer> id_map_;
+  IDMap<std::unique_ptr<media::cast::CastTransport>> id_map_;
 
   // Clock used by Cast transport.
   base::DefaultTickClock clock_;
 
   // While |id_map_| is non-empty, hold an instance of
   // device::PowerSaveBlocker.  This prevents Chrome from being suspended while
   // remoting content.
   std::unique_ptr<device::PowerSaveBlocker> power_save_blocker_;
 
   // This map records all active remoting senders. It uses the unique RTP
   // stream ID as the key.
-  IDMap<CastRemotingSender, IDMapOwnPointer> remoting_sender_map_;
+  IDMap<std::unique_ptr<CastRemotingSender>> remoting_sender_map_;
 
   // This map stores all active remoting streams for each channel. It uses the
   // channel ID as the key.
   std::multimap<int32_t, int32_t> stream_id_map_;
 
   base::WeakPtrFactory<CastTransportHostFilter> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(CastTransportHostFilter);
 };
 
 }  // namespace cast
 
 #endif  // CHROME_BROWSER_MEDIA_CAST_TRANSPORT_HOST_FILTER_H_