Killing off QUICv12, including cleaning out all of the code for handling

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 <limits>
 #include <map>
@@ skipping 235 matching lines @@
 // The available versions of QUIC. Guaranteed that the integer value of the enum
 // will match the version number.
 // When adding a new version to this enum you should add it to
 // kSupportedQuicVersions (if appropriate), and also add a new case to the
 // helper methods QuicVersionToQuicTag, QuicTagToQuicVersion, and
 // QuicVersionToString.
 enum QuicVersion {
   // Special case to indicate unknown/unsupported QUIC version.
   QUIC_VERSION_UNSUPPORTED = 0,
 
-  QUIC_VERSION_12 = 12,
   QUIC_VERSION_13 = 13,
   QUIC_VERSION_14 = 14,
   QUIC_VERSION_15 = 15,
   QUIC_VERSION_16 = 16,  // Current version.
 };
 
 // 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 addding to this list, follow the instructions at
 // http://sites/quic/adding-and-removing-versions
 static const QuicVersion kSupportedQuicVersions[] = {QUIC_VERSION_16,
                                                      QUIC_VERSION_15,
                                                      QUIC_VERSION_14,
-                                                     QUIC_VERSION_13,
-                                                     QUIC_VERSION_12};
+                                                     QUIC_VERSION_13};
 
 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 117 matching lines @@
   // A stream ID was invalid.
   QUIC_INVALID_STREAM_ID = 17,
   // A priority was invalid.
   QUIC_INVALID_PRIORITY = 49,
   // Too many streams already open.
   QUIC_TOO_MANY_OPEN_STREAMS = 18,
   // Received public reset for this connection.
   QUIC_PUBLIC_RESET = 19,
   // Invalid protocol version.
   QUIC_INVALID_VERSION = 20,
-  // Stream reset before headers decompressed.
-  QUIC_STREAM_RST_BEFORE_HEADERS_DECOMPRESSED = 21,
+
+  // deprecated: QUIC_STREAM_RST_BEFORE_HEADERS_DECOMPRESSED = 21
+
   // The Header ID for a stream was too far from the previous.
   QUIC_INVALID_HEADER_ID = 22,
   // Negotiable parameter received during handshake had invalid value.
   QUIC_INVALID_NEGOTIATED_VALUE = 23,
   // There was an error decompressing data.
   QUIC_DECOMPRESSION_FAILURE = 24,
   // We hit our prenegotiated (or default) timeout
   QUIC_CONNECTION_TIMED_OUT = 25,
   // There was an error encountered migrating addresses
   QUIC_ERROR_MIGRATING_ADDRESS = 26,
@@ skipping 588 matching lines @@
   WriteStatus status;
   union {
     int bytes_written;  // only valid when status is OK
     int error_code;  // only valid when status is ERROR
   };
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_QUIC_PROTOCOL_H_