fix minor

test/cpp/qps/driver.cc

@@ -182,12 +182,9 @@ static void postprocess_scenario_result(ScenarioResult* result) {
     result->mutable_summary()->set_failed_requests_per_second(failures /
                                                               time_estimate);
   }
-  gpr_log(GPR_INFO, "client poll count : %f",
+
-          sum(result->client_stats(), CliPollCount));
   result->mutable_summary()->set_client_polls_per_request(
       sum(result->client_stats(), CliPollCount) / histogram.Count());
-  gpr_log(GPR_INFO, "server poll count : %f",
-          sum(result->server_stats(), SvrPollCount));
   result->mutable_summary()->set_server_polls_per_request(
       sum(result->server_stats(), SvrPollCount) / histogram.Count());
 }