Function tink_tests::generate_ecies_aead_hkdf_private_key

pub fn generate_ecies_aead_hkdf_private_key(
    c: EllipticCurveType, 
    ht: HashType, 
    ptfmt: EcPointFormat, 
    dek_t: KeyTemplate, 
    salt: &[u8]
) -> Result<EciesAeadHkdfPrivateKey, TinkError>

Generate a new EC key pair and returns the private key proto.