This CL changes the lifespan of SSLConnectJobMessengers so that they are created only when needed,

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/metrics/histogram.h"
 #include "base/strings/string_util.h"
 #include "crypto/ec_private_key.h"
 #include "net/base/host_port_pair.h"
@@ skipping 71 matching lines @@
 }
 
 bool SSLClientSocket::WasNpnNegotiated() const {
   return was_npn_negotiated_;
 }
 
 NextProto SSLClientSocket::GetNegotiatedProtocol() const {
   return protocol_negotiated_;
 }
 
-// static
-std::string SSLClientSocket::CreateSessionCacheKey(
-    const HostPortPair& host_and_port,
-    const std::string& ssl_session_cache_shard) {
-  std::string result = host_and_port.ToString();
-  result.append("/");
-  result.append(ssl_session_cache_shard);
-  return result;
-}
-
 bool SSLClientSocket::IgnoreCertError(int error, int load_flags) {
   if (error == OK || load_flags & LOAD_IGNORE_ALL_CERT_ERRORS)
     return true;
 
   if (error == ERR_CERT_COMMON_NAME_INVALID &&
       (load_flags & LOAD_IGNORE_CERT_COMMON_NAME_INVALID))
     return true;
 
   if (error == ERR_CERT_DATE_INVALID &&
       (load_flags & LOAD_IGNORE_CERT_DATE_INVALID))
@@ skipping 124 matching lines @@
     wire_protos.resize(wire_protos.size() + i->size());
     memcpy(&wire_protos[wire_protos.size() - i->size()],
            i->data(), i->size());
   }
   DCHECK_EQ(wire_protos.size(), wire_length);
 
   return wire_protos;
 }
 
 }  // namespace net