Remove unused QuicErrorCode QUIC_PACKET_FOR_NONEXISTENT_STREAM. No behavior change.

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 476 matching lines @@
   QUIC_INVALID_GOAWAY_DATA = 8,
   // WINDOW_UPDATE frame data is malformed.
   QUIC_INVALID_WINDOW_UPDATE_DATA = 57,
   // BLOCKED frame data is malformed.
   QUIC_INVALID_BLOCKED_DATA = 58,
   // STOP_WAITING frame data is malformed.
   QUIC_INVALID_STOP_WAITING_DATA = 60,
   // ACK frame data is malformed.
   QUIC_INVALID_ACK_DATA = 9,
 
-  // deprecated: QUIC_INVALID_CONGESTION_FEEDBACK_DATA = 47,
-
   // Version negotiation packet is malformed.
   QUIC_INVALID_VERSION_NEGOTIATION_PACKET = 10,
   // Public RST packet is malformed.
   QUIC_INVALID_PUBLIC_RST_PACKET = 11,
   // There was an error decrypting.
   QUIC_DECRYPTION_FAILURE = 12,
   // There was an error encrypting.
   QUIC_ENCRYPTION_FAILURE = 13,
   // The packet exceeded kMaxPacketSize.
   QUIC_PACKET_TOO_LARGE = 14,
-  // Data was sent for a stream which did not exist.
-  QUIC_PACKET_FOR_NONEXISTENT_STREAM = 15,
   // The peer is going away.  May be a client or server.
   QUIC_PEER_GOING_AWAY = 16,
   // 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,
   // The peer must send a FIN/RST for each stream, and has not been doing so.
   QUIC_TOO_MANY_UNFINISHED_STREAMS = 66,
   // The peer created too many available streams.
   QUIC_TOO_MANY_AVAILABLE_STREAMS = 76,
   // Received public reset for this connection.
   QUIC_PUBLIC_RESET = 19,
   // Invalid protocol version.
   QUIC_INVALID_VERSION = 20,
 
-  // 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,
   // We hit our overall connection timeout
   QUIC_CONNECTION_OVERALL_TIMED_OUT = 67,
@@ skipping 686 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_