public static byte @NotNull [] loadRevisionContent(@NotNull VcsFileRevision revision) throws VcsException, IOException {
    byte[] content = revision.loadContent();
    if (content == null) {
      throw new VcsException(VcsBundle.message("history.failed.to.load.content.for.revision.0",
                                               revision.getRevisionNumber().asString()));
    }
    return content;
  }
public static byte @NotNull [] loadRevisionContent(@NotNull VcsFileRevision revision)