Remove SPDY 2.1 support.

net/socket/ssl_client_socket.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/socket/ssl_client_socket.h"
 
 #include "base/string_util.h"
 
 namespace net {
 
 SSLClientSocket::SSLClientSocket()
     : was_npn_negotiated_(false),
       was_spdy_negotiated_(false),
       protocol_negotiated_(kProtoUnknown),
       domain_bound_cert_type_(CLIENT_CERT_INVALID_TYPE) {
 }
 
 // static
 NextProto SSLClientSocket::NextProtoFromString(
     const std::string& proto_string) {
   if (proto_string == "http1.1" || proto_string == "http/1.1") {
     return kProtoHTTP11;
   } else if (proto_string == "spdy/1") {
     return kProtoSPDY1;
   } else if (proto_string == "spdy/2") {
     return kProtoSPDY2;
-  } else if (proto_string == "spdy/2.1") {
-    return kProtoSPDY21;
   } else if (proto_string == "spdy/3") {
     return kProtoSPDY3;
   } else {
     return kProtoUnknown;
   }
 }
 
 // static
 const char* SSLClientSocket::NextProtoToString(NextProto next_proto) {
   switch (next_proto) {
     case kProtoHTTP11:
       return "http/1.1";
     case kProtoSPDY1:
       return "spdy/1";
     case kProtoSPDY2:
       return "spdy/2";
-    case kProtoSPDY21:
-      return "spdy/2.1";
     case kProtoSPDY3:
       return "spdy/3";
     default:
       break;
   }
   return "unknown";
 }
 
 // static
 const char* SSLClientSocket::NextProtoStatusToString(
@@ skipping 74 matching lines @@
 SSLClientCertType SSLClientSocket::domain_bound_cert_type() const {
   return domain_bound_cert_type_;
 }
 
 SSLClientCertType SSLClientSocket::set_domain_bound_cert_type(
     SSLClientCertType type) {
   return domain_bound_cert_type_ = type;
 }
 
 }  // namespace net