Cast: Remove LoggingStats in favor of event subscribers.

media/cast/logging/logging_defines.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_DEFINES_H_
 #define MEDIA_CAST_LOGGING_LOGGING_DEFINES_H_
 
 #include <map>
 #include <string>
 #include <vector>
 
 #include "base/time/time.h"
 
 namespace media {
 namespace cast {
 
 static const uint32 kFrameIdUnknown = 0xFFFFFFFF;
 
 typedef uint32 RtpTimestamp;
 
-struct CastLoggingConfig {
-  // Constructs default config - all logging is disabled.
-  CastLoggingConfig();
-  ~CastLoggingConfig();
-
-  bool enable_raw_data_collection;
-  bool enable_stats_data_collection;
-};
-
-// Currently these are the same as the default config.
-CastLoggingConfig GetDefaultCastSenderLoggingConfig();
-CastLoggingConfig GetDefaultCastReceiverLoggingConfig();
-
-// Enable raw and stats data collection. Disable tracing.
-CastLoggingConfig GetLoggingConfigWithRawEventsAndStatsEnabled();
-
 enum CastLoggingEvent {
   // Generic events.
   kUnknown,
   kRttMs,
   kPacketLoss,
   kJitterMs,
   kVideoAckReceived,
   kRembBitrate,
   // TODO(imcheng): k{Audio,Video}AckSent may need to be FrameEvents
   // (crbug.com/339590)
@@ skipping 126 matching lines @@
 
 
 typedef std::map<CastLoggingEvent, FrameLogStats> FrameStatsMap;
 typedef std::map<CastLoggingEvent, PacketLogStats> PacketStatsMap;
 typedef std::map<CastLoggingEvent, GenericLogStats> GenericStatsMap;
 
 }  // namespace cast
 }  // namespace media
 
 #endif  // MEDIA_CAST_LOGGING_LOGGING_DEFINES_H_