gfe-relnote: Expose properties of TLS connection in quic::CryptoNegotiatedParameters. Protected by quic_supports_tls_handshake. These fields are needed in chromium for QuicChromiumClientSession::GetSSLInfo. PiperOrigin-RevId: 273780806 Change-Id: I4e93da07cae8c613c8f24bee1824dd14ca7199e6