Add a whitelist for QUIC hosts.

net/quic/quic_network_transaction_unittest.cc

Index: net/quic/quic_network_transaction_unittest.cc
diff --git a/net/quic/quic_network_transaction_unittest.cc b/net/quic/quic_network_transaction_unittest.cc
index b67d6461d8869ee626e5d36eecb9ebe4a2ee0cd7..e4ccdc71331261647a033c3a506ac0a71dcfd38a 100644
--- a/net/quic/quic_network_transaction_unittest.cc
+++ b/net/quic/quic_network_transaction_unittest.cc
@@ -431,6 +431,12 @@ class QuicNetworkTransactionTest
     params_.http_auth_handler_factory = auth_handler_factory_.get();
     params_.http_server_properties = http_server_properties_.GetWeakPtr();
     params_.quic_supported_versions = SupportedVersions(GetParam());
+    for (const char* host :
+         {kDefaultServerHostName, "www.example.com", "news.example.com",
+          "bar.example.com", "foo.example.com", "www.example.org",
+          "invalid.example.org", "docs.example.org"}) {
+      params_.quic_host_whitelist.insert(host);
+    }
 
     test_network_quality_estimator_->AddRTTObserver(&rtt_observer_);