@Nullable
  @Override
  public FilePath getOriginalFilePath() {
    ContentRevision beforeRevision = myShelvedChange != null ? myShelvedChange.getChange().getBeforeRevision() : null;
    if (beforeRevision != null) {
      return beforeRevision.getFile();
    }
    String beforePath = getBeforePath();
    if (beforePath == null) return null;
    return VcsUtil.getFilePath(beforePath, false);
  }
@Nullable
  @Override
  public FilePath getOriginalFilePath()