Revert of Log audio network adapter decisions in event log.

webrtc/modules/audio_coding/audio_network_adaptor/event_log_writer.h

Index: webrtc/modules/audio_coding/audio_network_adaptor/event_log_writer.h
diff --git a/webrtc/modules/audio_coding/audio_network_adaptor/event_log_writer.h b/webrtc/modules/audio_coding/audio_network_adaptor/event_log_writer.h
deleted file mode 100644
index 740da8c31a9be92bb8feaa4f07f81508a8eec54a..0000000000000000000000000000000000000000
--- a/webrtc/modules/audio_coding/audio_network_adaptor/event_log_writer.h
+++ /dev/null
@@ -1,44 +0,0 @@
-/*
- *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree. An additional intellectual property rights grant can be found
- *  in the file PATENTS.  All contributing project authors may
- *  be found in the AUTHORS file in the root of the source tree.
- */
-
-#ifndef WEBRTC_MODULES_AUDIO_CODING_AUDIO_NETWORK_ADAPTOR_EVENT_LOG_WRITER_H_
-#define WEBRTC_MODULES_AUDIO_CODING_AUDIO_NETWORK_ADAPTOR_EVENT_LOG_WRITER_H_
-
-#include "webrtc/base/constructormagic.h"
-#include "webrtc/modules/audio_coding/audio_network_adaptor/include/audio_network_adaptor.h"
-
-namespace webrtc {
-class RtcEventLog;
-
-class EventLogWriter final {
- public:
-  EventLogWriter(RtcEventLog* event_log,
-                 int min_bitrate_change_bps,
-                 float min_bitrate_change_fraction,
-                 float min_packet_loss_change_fraction);
-  ~EventLogWriter();
-  void MaybeLogEncoderConfig(
-      const AudioNetworkAdaptor::EncoderRuntimeConfig& config);
-
- private:
-  void LogEncoderConfig(
-      const AudioNetworkAdaptor::EncoderRuntimeConfig& config);
-
-  RtcEventLog* const event_log_;
-  const int min_bitrate_change_bps_;
-  const float min_bitrate_change_fraction_;
-  const float min_packet_loss_change_fraction_;
-  AudioNetworkAdaptor::EncoderRuntimeConfig last_logged_config_;
-  RTC_DISALLOW_COPY_AND_ASSIGN(EventLogWriter);
-};
-
-}  // namespace webrtc
-
-#endif  // WEBRTC_MODULES_AUDIO_CODING_AUDIO_NETWORK_ADAPTOR_EVENT_LOG_WRITER_H_