Mark QUIC broken when the network blackholes after the handshake

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 0c4e95d84ddbb717067de560d9e1522b8185966d..f4dcd1075f02b0492b60a12eb833df1bb835f38d 100644
--- a/components/network_session_configurator/network_session_configurator_unittest.cc
+++ b/components/network_session_configurator/network_session_configurator_unittest.cc
@@ -67,6 +67,7 @@ TEST_F(NetworkSessionConfiguratorTest, EnableQuicFromFieldTrialGroup) {
   ParseFieldTrials();
 
   EXPECT_TRUE(params_.enable_quic);
+  EXPECT_FALSE(params_.mark_quic_broken_when_network_blackholes);
   EXPECT_EQ(1350u, params_.quic_max_packet_length);
   EXPECT_EQ(net::QuicTagVector(), params_.quic_connection_options);
   EXPECT_FALSE(params_.quic_always_require_handshake_confirmation);
@@ -121,6 +122,18 @@ TEST_F(NetworkSessionConfiguratorTest, EnableQuicForDataReductionProxy) {
 }
 
 TEST_F(NetworkSessionConfiguratorTest,
+       MarkQuicBrokenWhenNetworkBlackholesFromFieldTrialParams) {
+  std::map<std::string, std::string> field_trial_params;
+  field_trial_params["mark_quic_broken_when_network_blackholes"] = "true";
+  variations::AssociateVariationParams("QUIC", "Enabled", field_trial_params);
+  base::FieldTrialList::CreateFieldTrial("QUIC", "Enabled");
+
+  ParseFieldTrials();
+
+  EXPECT_TRUE(params_.mark_quic_broken_when_network_blackholes);
+}
+
+TEST_F(NetworkSessionConfiguratorTest,
        QuicCloseSessionsOnIpChangeFromFieldTrialParams) {
   std::map<std::string, std::string> field_trial_params;
   field_trial_params["close_sessions_on_ip_change"] = "true";