Cast: Remove LoggingStats in favor of event subscribers.

media/cast/logging/logging_stats.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_STATS_H_
-#define MEDIA_CAST_LOGGING_LOGGING_STATS_H_
-
-#include "base/basictypes.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/time/time.h"
-#include "media/cast/logging/logging_defines.h"
-
-namespace base {
-class DictionaryValue;
-}
-
-namespace media {
-namespace cast {
-
-class LoggingStats {
- public:
-  LoggingStats();
-  ~LoggingStats();
-
-  void Reset();
-
-  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,
-                                uint32 frame_id,
-                                int frame_size);
-
-  void InsertFrameEventWithDelay(const base::TimeTicks& time_of_event,
-                                 CastLoggingEvent event,
-                                 uint32 rtp_timestamp,
-                                 uint32 frame_id,
-                                 base::TimeDelta delay);
-
-  void InsertPacketEvent(const base::TimeTicks& time_of_event,
-                         CastLoggingEvent event,
-                         uint32 rtp_timestamp,
-                         uint32 frame_id,
-                         uint16 packet_id,
-                         uint16 max_packet_id,
-                         size_t size);
-
-  void InsertGenericEvent(const base::TimeTicks& time_of_event,
-                          CastLoggingEvent event, int value);
-
-  FrameStatsMap GetFrameStatsData(EventMediaType media_type) const;
-
-  PacketStatsMap GetPacketStatsData(EventMediaType media_type) const;
-
-  GenericStatsMap GetGenericStatsData() const;
-
- private:
-  void InsertBaseFrameEvent(const base::TimeTicks& time_of_event,
-                            CastLoggingEvent event,
-                            uint32 frame_id,
-                            uint32 rtp_timestamp);
-
-  FrameStatsMap frame_stats_;
-  PacketStatsMap packet_stats_;
-  GenericStatsMap generic_stats_;
-
-  DISALLOW_COPY_AND_ASSIGN(LoggingStats);
-};
-
-// Converts stats provided in |frame_stats_map| and |packet_stats_map| to
-// base::DictionaryValue format. See .cc file for the exact structure.
-scoped_ptr<base::DictionaryValue> ConvertStats(
-    const FrameStatsMap& frame_stats_map,
-    const PacketStatsMap& packet_stats_map);
-
-}  // namespace cast
-}  // namespace media
-
-#endif  // MEDIA_CAST_LOGGING_LOGGING_STATS_H_
-