message: The const qualifier on an enum return type is ignored and has no effect.
  However, some compilers will issue warnings for it.
  GitOrigin-RevId:
diff: @@ -67,11 +67,11 @@ class PrimitiveSet {
  const std::string& get_identifier() const { return identifier_; }
  - const google::crypto::tink::KeyStatusType get_status() const {
  + google::crypto::tink::KeyStatusType get_status() const {
  return status_;
  }
  - const google::crypto::tink::OutputPrefixType get_output_prefix_type()
  + google::crypto::tink::OutputPrefixType get_output_prefix_type()
  const {
  return output_prefix_type_;
  }
  