Allow QUIC clients to accept STK/SCFG updates on an existing connection.

net/quic/quic_utils.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/quic/quic_utils.h"
 
 #include <ctype.h>
 
 #include <algorithm>
 
@@ skipping 195 matching lines @@
     RETURN_STRING_LITERAL(QUIC_FLOW_CONTROL_SENT_TOO_MUCH_DATA);
     RETURN_STRING_LITERAL(QUIC_FLOW_CONTROL_INVALID_WINDOW);
     RETURN_STRING_LITERAL(QUIC_CONNECTION_IP_POOLED);
     RETURN_STRING_LITERAL(QUIC_PROOF_INVALID);
     RETURN_STRING_LITERAL(QUIC_CRYPTO_DUPLICATE_TAG);
     RETURN_STRING_LITERAL(QUIC_CRYPTO_ENCRYPTION_LEVEL_INCORRECT);
     RETURN_STRING_LITERAL(QUIC_CRYPTO_SERVER_CONFIG_EXPIRED);
     RETURN_STRING_LITERAL(QUIC_INVALID_CHANNEL_ID_SIGNATURE);
     RETURN_STRING_LITERAL(QUIC_CRYPTO_SYMMETRIC_KEY_SETUP_FAILED);
     RETURN_STRING_LITERAL(QUIC_CRYPTO_MESSAGE_WHILE_VALIDATING_CLIENT_HELLO);
+    RETURN_STRING_LITERAL(QUIC_CRYPTO_UPDATE_BEFORE_HANDSHAKE_COMPLETE);
     RETURN_STRING_LITERAL(QUIC_VERSION_NEGOTIATION_MISMATCH);
     RETURN_STRING_LITERAL(QUIC_LAST_ERROR);
     // Intentionally have no default case, so we'll break the build
     // if we add errors and don't put them here.
   }
   // Return a default value so that we return this when |error| doesn't match
   // any of the QuicErrorCodes. This can happen when the ConnectionClose
   // frame sent by the peer (attacker) has invalid error code.
   return "INVALID_ERROR_CODE";
 }
@@ skipping 83 matching lines @@
 QuicPriority QuicUtils::LowestPriority() {
   return QuicWriteBlockedList::kLowestPriority;
 }
 
 // static
 QuicPriority QuicUtils::HighestPriority() {
   return QuicWriteBlockedList::kHighestPriority;
 }
 
 }  // namespace net