Update from https://crrev.com/314320

net/socket/ssl_client_socket_pool.cc

Index: net/socket/ssl_client_socket_pool.cc
diff --git a/net/socket/ssl_client_socket_pool.cc b/net/socket/ssl_client_socket_pool.cc
index b791b1c4ca345cd3b139bf135a49d1ec8ad7d95e..7734d64cc3d991ef53579f8e6c05ece456bed938 100644
--- a/net/socket/ssl_client_socket_pool.cc
+++ b/net/socket/ssl_client_socket_pool.cc
@@ -371,8 +371,7 @@ int SSLConnectJob::DoTunnelConnectComplete(int result) {
   } else if (result == ERR_PROXY_AUTH_REQUESTED ||
              result == ERR_HTTPS_PROXY_TUNNEL_RESPONSE) {
     StreamSocket* socket = transport_socket_handle_->socket();
-    HttpProxyClientSocket* tunnel_socket =
-        static_cast<HttpProxyClientSocket*>(socket);
+    ProxyClientSocket* tunnel_socket = static_cast<ProxyClientSocket*>(socket);
     error_response_info_ = *tunnel_socket->GetConnectResponseInfo();
   }
   if (result < 0)