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

webrtc/modules/audio_coding/audio_network_adaptor/audio_network_adaptor_impl.cc

Index: webrtc/modules/audio_coding/audio_network_adaptor/audio_network_adaptor_impl.cc
diff --git a/webrtc/modules/audio_coding/audio_network_adaptor/audio_network_adaptor_impl.cc b/webrtc/modules/audio_coding/audio_network_adaptor/audio_network_adaptor_impl.cc
index 612d2d35cc8ece00055ff9eb2c2faf4f11a0e46d..e1952f4898f9ffafd91e8211d2f401d5077c19cd 100644
--- a/webrtc/modules/audio_coding/audio_network_adaptor/audio_network_adaptor_impl.cc
+++ b/webrtc/modules/audio_coding/audio_network_adaptor/audio_network_adaptor_impl.cc
@@ -68,6 +68,18 @@ void AudioNetworkAdaptorImpl::SetUplinkPacketLossFraction(
   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();