CheckedProxySecureSocket
class CheckedProxySecureSocket;
friend class BPrivate::CheckedProxySecureSocket;
fSocket = new(std::nothrow) BPrivate::CheckedProxySecureSocket(proxy, this);
CheckedProxySecureSocket(const BNetworkAddress& proxy, BHttpRequest* request);
CheckedProxySecureSocket::CheckedProxySecureSocket(const BNetworkAddress& proxy,
CheckedProxySecureSocket::CertificateVerificationFailed(BCertificate& certificate,