Remove SPDY 2.1 support.

net/http/http_network_transaction.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_HTTP_HTTP_NETWORK_TRANSACTION_H_
 #define NET_HTTP_HTTP_NETWORK_TRANSACTION_H_
 #pragma once
 
 #include <string>
 
@@ skipping 69 matching lines @@
   virtual void OnNeedsClientAuth(const SSLConfig& used_ssl_config,
                                  SSLCertRequestInfo* cert_info) OVERRIDE;
   virtual void OnHttpsProxyTunnelResponse(const HttpResponseInfo& response_info,
                                           const SSLConfig& used_ssl_config,
                                           const ProxyInfo& used_proxy_info,
                                           HttpStream* stream) OVERRIDE;
 
  private:
   FRIEND_TEST_ALL_PREFIXES(HttpNetworkTransactionSpdy2Test,
                            ResetStateForRestart);
-  FRIEND_TEST_ALL_PREFIXES(HttpNetworkTransactionSpdy21Test,
-                           ResetStateForRestart);
   FRIEND_TEST_ALL_PREFIXES(HttpNetworkTransactionSpdy3Test,
                            ResetStateForRestart);
   FRIEND_TEST_ALL_PREFIXES(SpdyNetworkTransactionSpdy2Test,
                            WindowUpdateReceived);
   FRIEND_TEST_ALL_PREFIXES(SpdyNetworkTransactionSpdy2Test,
                            WindowUpdateSent);
   FRIEND_TEST_ALL_PREFIXES(SpdyNetworkTransactionSpdy2Test,
                            WindowUpdateOverflow);
   FRIEND_TEST_ALL_PREFIXES(SpdyNetworkTransactionSpdy2Test,
                            FlowControlStallResume);
-  FRIEND_TEST_ALL_PREFIXES(SpdyNetworkTransactionSpdy21Test,
-                           WindowUpdateReceived);
-  FRIEND_TEST_ALL_PREFIXES(SpdyNetworkTransactionSpdy21Test,
-                           WindowUpdateSent);
-  FRIEND_TEST_ALL_PREFIXES(SpdyNetworkTransactionSpdy21Test,
-                           WindowUpdateOverflow);
-  FRIEND_TEST_ALL_PREFIXES(SpdyNetworkTransactionSpdy21Test,
-                           FlowControlStallResume);
   FRIEND_TEST_ALL_PREFIXES(SpdyNetworkTransactionSpdy3Test,
                            WindowUpdateReceived);
   FRIEND_TEST_ALL_PREFIXES(SpdyNetworkTransactionSpdy3Test,
                            WindowUpdateSent);
   FRIEND_TEST_ALL_PREFIXES(SpdyNetworkTransactionSpdy3Test,
                            WindowUpdateOverflow);
   FRIEND_TEST_ALL_PREFIXES(SpdyNetworkTransactionSpdy3Test,
                            FlowControlStallResume);
 
   enum State {
@@ skipping 180 matching lines @@
   // True when the tunnel is in the process of being established - we can't
   // read from the socket until the tunnel is done.
   bool establishing_tunnel_;
 
   DISALLOW_COPY_AND_ASSIGN(HttpNetworkTransaction);
 };
 
 }  // namespace net
 
 #endif  // NET_HTTP_HTTP_NETWORK_TRANSACTION_H_