DLOG(INFO) early data reason on server handshake complete

PiperOrigin-RevId: 334238919
Change-Id: I4e148df342a109970ce00805331fb3718435b9e6
diff --git a/quic/core/tls_server_handshaker.cc b/quic/core/tls_server_handshaker.cc
index af937c5..a8f926e 100644
--- a/quic/core/tls_server_handshaker.cc
+++ b/quic/core/tls_server_handshaker.cc
@@ -405,7 +405,10 @@
     return;
   }
 
-  QUIC_DLOG(INFO) << "Server: handshake finished";
+  ssl_early_data_reason_t reason_code = EarlyDataReason();
+  QUIC_DLOG(INFO) << "Server: handshake finished. Early data reason "
+                  << reason_code << " ("
+                  << CryptoUtils::EarlyDataReasonToString(reason_code) << ")";
   state_ = STATE_HANDSHAKE_COMPLETE;
   one_rtt_keys_available_ = true;