@AfterTemplate
    public KeysetHandle afterTemplate() throws GeneralSecurityException {
      return KeysetHandle.generateNew(
          PredefinedHybridParameters
              .ECIES_P256_HKDF_HMAC_SHA256_AES128_GCM_COMPRESSED_WITHOUT_PREFIX);
    }
If users first create a binary keyset reader from a byte[], then call readNoSecret, we can
simply call the new function directly without any parsing.
java_src/tools/refaster/java/com/google/tink1_templates/AllChanges.java