@VisibleForTesting
  public static NewMediaItem buildMediaItem(VideoModel inputVideo, String uploadToken) {
    NewMediaItem newMediaItem;
    String videoDescription = inputVideo.getDescription();
    if (Strings.isNullOrEmpty(videoDescription)) {
      newMediaItem = NewMediaItemFactory.createNewMediaItem(uploadToken);
    } else {
      videoDescription = GooglePhotosImportUtils.cleanDescription(videoDescription);
      newMediaItem = NewMediaItemFactory.createNewMediaItem(uploadToken, videoDescription);
    }
    return newMediaItem;
  }
Uploads `video` via {@link com.google.photos.library.v1.PhotosLibraryClient} APIs.

Returns an upload token, and a byte count of the video that was uploaded.
extensions/data-transfer/portability-data-transfer-google/src/main/java/org/datatransferproject/datatransfer/google/videos/GoogleVideosInterface.java