code: public com.google.privacy.dlp.v2.PrivacyMetric.DeltaPresenceEstimationConfigOrBuilder
        getDeltaPresenceEstimationConfigOrBuilder() {
      if (typeCase_ == 6) {
        return (com.google.privacy.dlp.v2.PrivacyMetric.DeltaPresenceEstimationConfig) type_;
      }
      return com.google.privacy.dlp.v2.PrivacyMetric.DeltaPresenceEstimationConfig
          .getDefaultInstance();
    }
docs: <code>
  .google.privacy.dlp.v2.PrivacyMetric.DeltaPresenceEstimationConfig delta_presence_estimation_config = 6;
  </code>