Include configured mid and rid when logging AudioSendStream config

No-try: True  # ios_sim_x64_dbg_ios14 seems highly flaky
Bug: None
Change-Id: I401d4f0422b3f062ce292c15145415406b065ec8
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/198543
Commit-Queue: Niels Moller <nisse@webrtc.org>
Reviewed-by: Sebastian Jansson <srte@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#32873}
diff --git a/call/audio_send_stream.cc b/call/audio_send_stream.cc
index 5acdc96..76480f2 100644
--- a/call/audio_send_stream.cc
+++ b/call/audio_send_stream.cc
@@ -51,6 +51,12 @@
   char buf[1024];
   rtc::SimpleStringBuilder ss(buf);
   ss << "{ssrc: " << ssrc;
+  if (!rid.empty()) {
+    ss << ", rid: " << rid;
+  }
+  if (!mid.empty()) {
+    ss << ", mid: " << mid;
+  }
   ss << ", extmap-allow-mixed: " << (extmap_allow_mixed ? "true" : "false");
   ss << ", extensions: [";
   for (size_t i = 0; i < extensions.size(); ++i) {