QUIC - enable "delay_tcp_race" parameter by default. This feature showed

components/cronet/url_request_context_config.cc

Index: components/cronet/url_request_context_config.cc
diff --git a/components/cronet/url_request_context_config.cc b/components/cronet/url_request_context_config.cc
index 570173b1504c03507f148c1f5881e6b660566222..dae813dbf51f7a11a733fc5dbf0a09b4e0889683 100644
--- a/components/cronet/url_request_context_config.cc
+++ b/components/cronet/url_request_context_config.cc
@@ -34,7 +34,6 @@ const char kQuicStoreServerConfigsInProperties[] =
     "store_server_configs_in_properties";
 const char kQuicMaxServerConfigsStoredInProperties[] =
     "max_server_configs_stored_in_properties";
-const char kQuicDelayTcpRace[] = "delay_tcp_race";
 const char kQuicMaxNumberOfLossyConnections[] =
     "max_number_of_lossy_connections";
 const char kQuicPacketLossThreshold[] = "packet_loss_threshold";
@@ -109,11 +108,6 @@ void ParseAndSetExperimentalOptions(
           static_cast<size_t>(quic_max_server_configs_stored_in_properties));
     }
 
-    bool quic_delay_tcp_race = false;
-    if (quic_args->GetBoolean(kQuicDelayTcpRace, &quic_delay_tcp_race)) {
-      context_builder->set_quic_delay_tcp_race(quic_delay_tcp_race);
-    }
-
     int quic_max_number_of_lossy_connections = 0;
     if (quic_args->GetInteger(kQuicMaxNumberOfLossyConnections,
                               &quic_max_number_of_lossy_connections)) {