Allow ANA to receive RPLR (recoverable packet loss rate) indications

webrtc/modules/audio_coding/audio_network_adaptor/audio_network_adaptor_impl.cc

 /*
  *  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.
  */
 
@@ skipping 50 matching lines @@
   last_metrics_.uplink_packet_loss_fraction =
       rtc::Optional<float>(uplink_packet_loss_fraction);
   DumpNetworkMetrics();
 
   Controller::NetworkMetrics network_metrics;
   network_metrics.uplink_packet_loss_fraction =
       rtc::Optional<float>(uplink_packet_loss_fraction);
   UpdateNetworkMetrics(network_metrics);
 }
 
+void AudioNetworkAdaptorImpl::SetUplinkRecoverablePacketLossFraction(
+    float uplink_recoverable_packet_loss_fraction) {
+  last_metrics_.uplink_recoverable_packet_loss_fraction =
+      rtc::Optional<float>(uplink_recoverable_packet_loss_fraction);
+  DumpNetworkMetrics();
+
+  Controller::NetworkMetrics network_metrics;
+  network_metrics.uplink_recoverable_packet_loss_fraction =
+      rtc::Optional<float>(uplink_recoverable_packet_loss_fraction);
+  UpdateNetworkMetrics(network_metrics);
+}
+
 void AudioNetworkAdaptorImpl::SetRtt(int rtt_ms) {
   last_metrics_.rtt_ms = rtc::Optional<int>(rtt_ms);
   DumpNetworkMetrics();
 
   Controller::NetworkMetrics network_metrics;
   network_metrics.rtt_ms = rtc::Optional<int>(rtt_ms);
   UpdateNetworkMetrics(network_metrics);
 }
 
 void AudioNetworkAdaptorImpl::SetTargetAudioBitrate(
@@ skipping 50 matching lines @@
                                            config_.clock->TimeInMilliseconds());
 }
 
 void AudioNetworkAdaptorImpl::UpdateNetworkMetrics(
     const Controller::NetworkMetrics& network_metrics) {
   for (auto& controller : controller_manager_->GetControllers())
     controller->UpdateNetworkMetrics(network_metrics);
 }
 
 }  // namespace webrtc