Reimplements net::AddressList without struct addrinfo.

net/socket/ssl_client_socket_pool_unittest.cc

Index: net/socket/ssl_client_socket_pool_unittest.cc
diff --git a/net/socket/ssl_client_socket_pool_unittest.cc b/net/socket/ssl_client_socket_pool_unittest.cc
index 168365d6867f768d868254f9a14aa3ef485a6d30..b841c029ec997a8e791362304f5837dffa9740dc 100644
--- a/net/socket/ssl_client_socket_pool_unittest.cc
+++ b/net/socket/ssl_client_socket_pool_unittest.cc
@@ -14,7 +14,6 @@
 #include "net/base/mock_host_resolver.h"
 #include "net/base/net_errors.h"
 #include "net/base/ssl_config_service_defaults.h"
-#include "net/base/sys_addrinfo.h"
 #include "net/base/test_certificate_data.h"
 #include "net/base/test_completion_callback.h"
 #include "net/http/http_auth_handler_factory.h"
@@ -721,9 +720,8 @@ TEST_F(SSLClientSocketPoolTest, IPPooling) {
 
   // TODO(rtenneti): MockClientSocket::GetPeerAddress returns 0 as the port
   // number. Fix it to return port 80 and then use GetPeerAddress to AddAlias.
-  const addrinfo* address = test_hosts[0].addresses.head();
   SpdySessionPoolPeer pool_peer(session_->spdy_session_pool());
-  pool_peer.AddAlias(address, test_hosts[0].pair);
+  pool_peer.AddAlias(test_hosts[0].addresses.front(), test_hosts[0].pair);
 
   scoped_refptr<SpdySession> spdy_session;
   rv = session_->spdy_session_pool()->GetSpdySessionFromSocket(
@@ -807,9 +805,8 @@ TEST_F(SSLClientSocketPoolTest, IPPoolingClientCert) {
 
   // TODO(rtenneti): MockClientSocket::GetPeerAddress returns 0 as the port
   // number. Fix it to return port 80 and then use GetPeerAddress to AddAlias.
-  const addrinfo* address = test_hosts[0].addresses.head();
   SpdySessionPoolPeer pool_peer(session_->spdy_session_pool());
-  pool_peer.AddAlias(address, test_hosts[0].pair);
+  pool_peer.AddAlias(test_hosts[0].addresses.front(), test_hosts[0].pair);
 
   scoped_refptr<SpdySession> spdy_session;
   rv = session_->spdy_session_pool()->GetSpdySessionFromSocket(