When HttpNetworkTransaction encounters QUIC errors, retry the request

components/network_session_configurator/network_session_configurator_unittest.cc

Index: components/network_session_configurator/network_session_configurator_unittest.cc
diff --git a/components/network_session_configurator/network_session_configurator_unittest.cc b/components/network_session_configurator/network_session_configurator_unittest.cc
index f4dcd1075f02b0492b60a12eb833df1bb835f38d..799f9ca4023caed782d5d699aa12b49b2186f45e 100644
--- a/components/network_session_configurator/network_session_configurator_unittest.cc
+++ b/components/network_session_configurator/network_session_configurator_unittest.cc
@@ -68,6 +68,7 @@ TEST_F(NetworkSessionConfiguratorTest, EnableQuicFromFieldTrialGroup) {
 
   EXPECT_TRUE(params_.enable_quic);
   EXPECT_FALSE(params_.mark_quic_broken_when_network_blackholes);
+  EXPECT_FALSE(params_.retry_without_alt_svc_on_quic_errors);
   EXPECT_EQ(1350u, params_.quic_max_packet_length);
   EXPECT_EQ(net::QuicTagVector(), params_.quic_connection_options);
   EXPECT_FALSE(params_.quic_always_require_handshake_confirmation);
@@ -133,6 +134,17 @@ TEST_F(NetworkSessionConfiguratorTest,
   EXPECT_TRUE(params_.mark_quic_broken_when_network_blackholes);
 }
 
+TEST_F(NetworkSessionConfiguratorTest, RetryWithoutAltSvcOnQuicErrors) {
+  std::map<std::string, std::string> field_trial_params;
+  field_trial_params["retry_without_alt_svc_on_quic_errors"] = "true";
+  variations::AssociateVariationParams("QUIC", "Enabled", field_trial_params);
+  base::FieldTrialList::CreateFieldTrial("QUIC", "Enabled");
+
+  ParseFieldTrials();
+
+  EXPECT_TRUE(params_.retry_without_alt_svc_on_quic_errors);
+}
+
 TEST_F(NetworkSessionConfiguratorTest,
        QuicCloseSessionsOnIpChangeFromFieldTrialParams) {
   std::map<std::string, std::string> field_trial_params;