Revert of 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 e4ccdc71331261647a033c3a506ac0a71dcfd38a..b67d6461d8869ee626e5d36eecb9ebe4a2ee0cd7 100644
--- a/net/quic/quic_network_transaction_unittest.cc
+++ b/net/quic/quic_network_transaction_unittest.cc
@@ -431,12 +431,6 @@
     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_);