message: Use lastest common
diff: @@ -216,14 +216,12 @@ private:
  while (count < queryTimes) {
  PLOG_EVERY_N(INFO, 1000) << "We have gone " << count << " steps so far";
  // TODO support getProps
  - std::vector<std::string> colNames;
  - colNames.emplace_back("_vid");
  std::vector<cpp2::PropExp> propExps;
  cpp2::PropExp propExp;
  propExp.set_prop(propName_);
  propExps.emplace_back(propExp);
  - std::vector<Row> input;
  - auto future = client_->getProps(spaceId_, colNames, input, propExps);
  + DataSet dataset({"_vid"});
  + auto future = client_->getProps(spaceId_, dataset, propExps);
  auto resp = std::move(future).get();
  if (!resp.succeeded()) {
  LOG(ERROR) << "Failed to fetch props of vertex " << nextId;
  