public UnaryCallSettings.Builder<BatchAnnotateFilesRequest, BatchAnnotateFilesResponse>
        batchAnnotateFilesSettings() {
      return batchAnnotateFilesSettings;
    }
Returns the builder for the settings used for calls to batchAnnotateFiles.
java-vision/google-cloud-vision/src/main/java/com/google/cloud/vision/v1/stub/ImageAnnotatorStubSettings.java