@Deprecated
    @Override
    public boolean upgrade(
            final TransportSecurityLayer tlsSession,
            final HttpHost host,
            final SocketAddress localAddress,
            final SocketAddress remoteAddress,
            final Object attachment,
            final Timeout handshakeTimeout) {
        upgrade(tlsSession, host, attachment, handshakeTimeout, null);
        return true;
    }
@deprecated use {@link #upgrade(TransportSecurityLayer, NamedEndpoint, Object, Timeout, FutureCallback)}
httpclient5/src/main/java/org/apache/hc/client5/http/ssl/AbstractClientTlsStrategy.java