public UnaryCallSettings.Builder<CreateReferenceImageRequest, ReferenceImage>
        createReferenceImageSettings() {
      return getStubSettingsBuilder().createReferenceImageSettings();
    }
Returns the builder for the settings used for calls to createReferenceImage.
java-vision/google-cloud-vision/src/main/java/com/google/cloud/vision/v1/ProductSearchSettings.java