Cast: Remove LoggingStats in favor of event subscribers.

media/cast/transport/cast_transport_sender_impl.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 MEDIA_CAST_TRANSPORT_CAST_TRANSPORT_IMPL_H_
 #define MEDIA_CAST_TRANSPORT_CAST_TRANSPORT_IMPL_H_
 
 #include "base/callback.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 20 matching lines @@
   // transport is provided.
   // |raw_events_callback|: Raw events will be returned on this callback
   // which will be invoked every |raw_events_callback_interval|.
   // This can be a null callback, i.e. if user is not interested in raw events.
   // |raw_events_callback_interval|: This can be |base::TimeDelta()| if
   // |raw_events_callback| is a null callback.
   CastTransportSenderImpl(
       net::NetLog* net_log,
       base::TickClock* clock,
       const net::IPEndPoint& remote_end_point,
-      const CastLoggingConfig& logging_config,
       const CastTransportStatusCallback& status_callback,
       const BulkRawEventsCallback& raw_events_callback,
       base::TimeDelta raw_events_callback_interval,
       const scoped_refptr<base::SingleThreadTaskRunner>& transport_task_runner,
       PacketSender* external_transport);
 
   virtual ~CastTransportSenderImpl();
 
   virtual void InitializeAudio(const CastTransportAudioConfig& config) OVERRIDE;
 
@@ skipping 22 matching lines @@
                              const MissingFramesAndPacketsMap& missing_packets)
       OVERRIDE;
 
   virtual void SubscribeAudioRtpStatsCallback(
       const CastTransportRtpStatistics& callback) OVERRIDE;
 
   virtual void SubscribeVideoRtpStatsCallback(
       const CastTransportRtpStatistics& callback) OVERRIDE;
 
  private:
-  // If raw events logging is enabled, this is called periodically.
-  // Calls |raw_events_callback_| with events collected by |event_subscriber_|
-  // since last call.
+  // If |raw_events_callback_| is non-null, calls it with events collected
+  // by |event_subscriber_| since last call.
   void SendRawEvents();
 
   base::TickClock* clock_;  // Not owned by this class.
   CastTransportStatusCallback status_callback_;
   scoped_refptr<base::SingleThreadTaskRunner> transport_task_runner_;
 
   scoped_ptr<UdpTransport> transport_;
   LoggingImpl logging_;
   PacedSender pacer_;
   RtcpBuilder rtcp_builder_;
   scoped_ptr<TransportAudioSender> audio_sender_;
   scoped_ptr<TransportVideoSender> video_sender_;
 
-  // This is non-null iff raw events logging is enabled.
+  // This is non-null iff |raw_events_callback_| is non-null.
   scoped_ptr<SimpleEventSubscriber> event_subscriber_;
   base::RepeatingTimer<CastTransportSenderImpl> raw_events_timer_;
 
   BulkRawEventsCallback raw_events_callback_;
 
   DISALLOW_COPY_AND_ASSIGN(CastTransportSenderImpl);
 };
 
 }  // namespace transport
 }  // namespace cast
 }  // namespace media
 
 #endif  // MEDIA_CAST_TRANSPORT_CAST_TRANSPORT_IMPL_H_