Remove SPDY 2.1 support.

net/spdy/spdy_session_pool.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_SPDY_SPDY_SESSION_POOL_H_
 #define NET_SPDY_SPDY_SESSION_POOL_H_
 #pragma once
 
 #include <map>
 #include <list>
@@ skipping 128 matching lines @@
   static void enable_ip_pooling(bool value) { g_enable_ip_pooling = value; }
 
   // CertDatabase::Observer methods:
   virtual void OnUserCertAdded(const X509Certificate* cert) OVERRIDE;
   virtual void OnCertTrustChanged(const X509Certificate* cert) OVERRIDE;
 
  private:
   friend class test_spdy2::SpdySessionPoolPeer;  // For testing.
   friend class test_spdy3::SpdySessionPoolPeer;  // For testing.
   friend class SpdyNetworkTransactionSpdy2Test;  // For testing.
-  friend class SpdyNetworkTransactionSpdy21Test;  // For testing.
   friend class SpdyNetworkTransactionSpdy3Test;  // For testing.
   FRIEND_TEST_ALL_PREFIXES(SpdyNetworkTransactionSpdy2Test,
                            WindowUpdateOverflow);
-  FRIEND_TEST_ALL_PREFIXES(SpdyNetworkTransactionSpdy21Test,
-                           WindowUpdateOverflow);
   FRIEND_TEST_ALL_PREFIXES(SpdyNetworkTransactionSpdy3Test,
                            WindowUpdateOverflow);
 
   typedef std::list<scoped_refptr<SpdySession> > SpdySessionList;
   typedef std::map<HostPortProxyPair, SpdySessionList*> SpdySessionsMap;
   typedef std::map<IPEndPoint, HostPortProxyPair> SpdyAliasMap;
 
 
   scoped_refptr<SpdySession> GetInternal(
       const HostPortProxyPair& host_port_proxy_pair,
@@ skipping 50 matching lines @@
 
   // Defaults to true. May be controlled via SpdySessionPoolPeer for tests.
   bool verify_domain_authentication_;
 
   DISALLOW_COPY_AND_ASSIGN(SpdySessionPool);
 };
 
 }  // namespace net
 
 #endif  // NET_SPDY_SPDY_SESSION_POOL_H_