@NotNull
  public static SvnContentRevision createBaseRevision(@NotNull SvnVcs vcs, @NotNull FilePath file, @NotNull Status status) {
    Revision revision = status.getRevision().isValid() ? status.getRevision() : status.getCommitInfo().getRevision();
    return createBaseRevision(vcs, file, revision);
  }
@NotNull
  public static SvnContentRevision createBaseRevision(@NotNull SvnVcs vcs, @NotNull FilePath file, @NotNull Status status)