Internal change

PiperOrigin-RevId: 534848332
diff --git a/quiche/quic/core/quic_connection.h b/quiche/quic/core/quic_connection.h
index 37e558d..0cd4394 100644
--- a/quiche/quic/core/quic_connection.h
+++ b/quiche/quic/core/quic_connection.h
@@ -1319,6 +1319,11 @@
     return sent_server_preferred_address_;
   }
 
+  // True if received long packet header contains source connection ID.
+  bool PeerIssuesConnectionIds() const {
+    return peer_issued_cid_manager_ != nullptr;
+  }
+
   // Sets the ECN marking for all outgoing packets, assuming that the congestion
   // control supports that codepoint. QuicConnection will revert to sending
   // ECN_NOT_ECT if there is evidence the path is dropping ECN-marked packets,