Add new version QUIC_VERSION_29 in which streams honor RST_STREAM + NO_ERROR.

net/quic/quic_protocol.h

 // 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.
 
 #ifndef NET_QUIC_QUIC_PROTOCOL_H_
 #define NET_QUIC_QUIC_PROTOCOL_H_
 
 #include <stddef.h>
 #include <stdint.h>
 #include <limits>
@@ skipping 328 matching lines @@
 // QuicVersionToString.
 enum QuicVersion {
   // Special case to indicate unknown/unsupported QUIC version.
   QUIC_VERSION_UNSUPPORTED = 0,
 
   QUIC_VERSION_25 = 25,  // SPDY/4 header keys, and removal of error_details
                          // from QuicRstStreamFrame
   QUIC_VERSION_26 = 26,  // In CHLO, send XLCT tag containing hash of leaf cert
   QUIC_VERSION_27 = 27,  // Sends a nonce in the SHLO.
   QUIC_VERSION_28 = 28,  // Receiver can refuse to create a requested stream.
+  QUIC_VERSION_29 = 29,  // Server and client honor QUIC_STREAM_NO_ERROR.
 };
 
 // This vector contains QUIC versions which we currently support.
 // This should be ordered such that the highest supported version is the first
 // element, with subsequent elements in descending order (versions can be
 // skipped as necessary).
 //
 // IMPORTANT: if you are adding to this list, follow the instructions at
 // http://sites/quic/adding-and-removing-versions
 static const QuicVersion kSupportedQuicVersions[] = {
-    QUIC_VERSION_28, QUIC_VERSION_27, QUIC_VERSION_26, QUIC_VERSION_25};
+    QUIC_VERSION_29, QUIC_VERSION_28, QUIC_VERSION_27, QUIC_VERSION_26,
+    QUIC_VERSION_25};
 
 typedef std::vector<QuicVersion> QuicVersionVector;
 
 // Returns a vector of QUIC versions in kSupportedQuicVersions.
 NET_EXPORT_PRIVATE QuicVersionVector QuicSupportedVersions();
 
 // QuicTag is written to and read from the wire, but we prefer to use
 // the more readable QuicVersion at other levels.
 // Helper function which translates from a QuicVersion to a QuicTag. Returns 0
 // if QuicVersion is unsupported.
@@ skipping 41 matching lines @@
 GetStartOfFecProtectedData(QuicConnectionIdLength connection_id_length,
                            bool include_version,
                            QuicPacketNumberLength packet_number_length);
 // Index of the first byte in a QUIC packet of encrypted data.
 NET_EXPORT_PRIVATE size_t
 GetStartOfEncryptedData(QuicConnectionIdLength connection_id_length,
                         bool include_version,
                         QuicPacketNumberLength packet_number_length);
 
 enum QuicRstStreamErrorCode {
+  // Complete response has been sent, sending a RST to ask the other endpoint
+  // to stop sending request data without discarding the response.
   QUIC_STREAM_NO_ERROR = 0,
 
   // There was some error which halted stream processing.
   QUIC_ERROR_PROCESSING_STREAM,
   // We got two fin or reset offsets which did not match.
   QUIC_MULTIPLE_TERMINATION_OFFSETS,
   // We got bad payload and can not respond to it at the protocol level.
   QUIC_BAD_APPLICATION_PAYLOAD,
   // Stream closed due to connection error. No reset frame is sent when this
   // happens.
@@ skipping 782 matching lines @@
       : iov(iov), iov_count(iov_count), total_length(total_length) {}
 
   const struct iovec* iov;
   const int iov_count;
   const size_t total_length;
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_QUIC_PROTOCOL_H_