@Nullable
  private ContentRevision convertAfterRevision(@NotNull Change change, @Nullable ContentRevision revision) throws VcsException {
    if (revision == null) return null;
    return myAdd && (change.getBeforeRevision() == null || change.isMoved() || change.isRenamed()) ? revision : toSimpleRevision(revision,
                                                                                                                                 true);
  }
@Nullable
  private ContentRevision convertAfterRevision(@NotNull Change change, @Nullable ContentRevision revision)