message: Correcting a wrong comment in C++ Registry.
  GitOrigin-RevId:
diff: @@ -134,8 +134,8 @@ class Registry {
  // Convenience method for extracting the public key data from the
  // private key given in serialized_private_key.
  - // It looks up a KeyManager identified by type_url, which must
  - // be a PrivateKeyManager, and calls PrivateKeyManager::GetPublicKeyData.
  + // It looks up a KeyManager identified by type_url, whose KeyFactory must be
  + // a PrivateKeyFactory, and calls PrivateKeyFactory::GetPublicKeyData.
  static crypto::tink::util::StatusOr<
  std::unique_ptr<google::crypto::tink::KeyData>>
  GetPublicKeyData(const std::string& type_url,
  