List<Pair<String, String>> getChanges() {
    final ArrayList<Pair<String, String>> result = new ArrayList<>();
    for (int i = myChanges.size() - 1; i >= 0; i--) {
      final OriginalToNewChange change = myChanges.get(i);
      result.add(Pair.create(change.getOldString(), change.getNewString()));
    }
    return result;
  }
List<Pair<String, String>> getChanges()