Add |rids| and |mid| printout to RtpConfig::ToString().

Bug: webrtc:11416
Change-Id: I4f5ed0f2b6e514900f97ccedd4a1a9e41952433e
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/170046
Reviewed-by: Niels Moller <[email protected]>
Commit-Queue: Rasmus Brandt <[email protected]>
Cr-Commit-Position: refs/heads/master@{#30726}

Author: rasmusbrandt

call/rtp_config.cc

@@ -62,7 +62,13 @@ std::string RtpConfig::ToString() const {
     if (i != ssrcs.size() - 1)
       ss << ", ";
   }
-  ss << ']';
+  ss << "], rids: [";
+  for (size_t i = 0; i < rids.size(); ++i) {
+    ss << rids[i];
+    if (i != rids.size() - 1)
+      ss << ", ";
+  }
+  ss << "], mid: '" << mid << "'";
   ss << ", rtcp_mode: "
      << (rtcp_mode == RtcpMode::kCompound ? "RtcpMode::kCompound"
                                           : "RtcpMode::kReducedSize");