Cast: Remove LoggingStats in favor of event subscribers.

media/cast/logging/logging_impl.h

 // Copyright 2013 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_LOGGING_LOGGING_IMPL_H_
 #define MEDIA_CAST_LOGGING_LOGGING_IMPL_H_
 
 // Generic class that handles event logging for the cast library.
 // Logging has three possible optional forms:
 // 1. Raw data and stats accessible by the application.
 // 2. Tracing of raw events.
 
 #include "base/memory/ref_counted.h"
 #include "base/threading/thread_checker.h"
 #include "media/cast/cast_config.h"
 #include "media/cast/logging/logging_defines.h"
 #include "media/cast/logging/logging_raw.h"
-#include "media/cast/logging/logging_stats.h"
 
 namespace media {
 namespace cast {
 
 class LoggingImpl {
  public:
-  explicit LoggingImpl(const CastLoggingConfig& config);
-
+  LoggingImpl();
   ~LoggingImpl();
 
   // Note: All methods below should be called from the same thread.
 
   void InsertFrameEvent(const base::TimeTicks& time_of_event,
                         CastLoggingEvent event, uint32 rtp_timestamp,
                         uint32 frame_id);
 
   void InsertFrameEventWithSize(const base::TimeTicks& time_of_event,
                                 CastLoggingEvent event, uint32 rtp_timestamp,
@@ skipping 18 matching lines @@
   void InsertGenericEvent(const base::TimeTicks& time_of_event,
                           CastLoggingEvent event, int value);
 
 
   // Delegates to |LoggingRaw::AddRawEventSubscriber()|.
   void AddRawEventSubscriber(RawEventSubscriber* subscriber);
 
   // Delegates to |LoggingRaw::RemoveRawEventSubscriber()|.
   void RemoveRawEventSubscriber(RawEventSubscriber* subscriber);
 
-  // Get stats only.
-  FrameStatsMap GetFrameStatsData(EventMediaType media_type) const;
-  PacketStatsMap GetPacketStatsData(EventMediaType media_type) const;
-  GenericStatsMap GetGenericStatsData() const;
-
-  // Reset stats logging data.
-  void ResetStats();
-
  private:
   base::ThreadChecker thread_checker_;
-  const CastLoggingConfig config_;
   LoggingRaw raw_;
-  LoggingStats stats_;
 
   DISALLOW_COPY_AND_ASSIGN(LoggingImpl);
 };
 
 }  // namespace cast
 }  // namespace media
 
 #endif  // MEDIA_CAST_LOGGING_LOGGING_IMPL_H_