Add new ANA stats to GetStats() to count the number of actions taken by each controller.

webrtc/modules/audio_coding/codecs/opus/audio_encoder_opus.cc

 /*
  *  Copyright (c) 2014 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.
  */
 
@@ skipping 755 matching lines @@
         now_ms - *bitrate_smoother_last_update_time_ >=
             config_.uplink_bandwidth_update_interval_ms) {
       rtc::Optional<float> smoothed_bitrate = bitrate_smoother_->GetAverage();
       if (smoothed_bitrate)
         audio_network_adaptor_->SetUplinkBandwidth(*smoothed_bitrate);
       bitrate_smoother_last_update_time_ = rtc::Optional<int64_t>(now_ms);
     }
   }
 }
 
+AudioEncoder::AudioEncoderStats AudioEncoderOpus::GetStats() const {
+  if (audio_network_adaptor_) {
+    auto ana_stats = audio_network_adaptor_->GetStats();
+    auto stats = AudioEncoderStats();

[ossu, 2017/08/31 13:13:10]

No. :)

[ivoc, 2017/08/31 14:57:50]

Oops. :)

+    stats.ana_bitrate_action_counter = ana_stats.ana_bitrate_action_counter;
+    stats.ana_channel_action_counter = ana_stats.ana_channel_action_counter;
+    stats.ana_dtx_action_counter = ana_stats.ana_dtx_action_counter;
+    stats.ana_fec_action_counter = ana_stats.ana_fec_action_counter;
+    stats.ana_frame_length_action_counter =
+        ana_stats.ana_frame_length_action_counter;
+    return stats;
+  } else {
+    return AudioEncoderStats();
+  }
+}
+
 }  // namespace webrtc