Add PrivacyMode support to the QuicStreamFactory.

net/quic/crypto/quic_crypto_client_config_test.cc

Index: net/quic/crypto/quic_crypto_client_config_test.cc
diff --git a/net/quic/crypto/quic_crypto_client_config_test.cc b/net/quic/crypto/quic_crypto_client_config_test.cc
index f295ef57531f9bced9e60747a05a15c134255812..d157024c522043494010035bdc75e4e881a9f447 100644
--- a/net/quic/crypto/quic_crypto_client_config_test.cc
+++ b/net/quic/crypto/quic_crypto_client_config_test.cc
@@ -56,7 +56,7 @@ TEST(QuicCryptoClientConfigTest, InchoateChlo) {
   QuicCryptoClientConfig config;
   QuicCryptoNegotiatedParameters params;
   CryptoHandshakeMessage msg;
-  QuicSessionKey server_key("www.google.com", 80, false);
+  QuicSessionKey server_key("www.google.com", 80, false, kPrivacyModeDisabled);
   config.FillInchoateClientHello(server_key, QuicVersionMax(), &state,
                                  &params, &msg);
 
@@ -92,14 +92,15 @@ TEST(QuicCryptoClientConfigTest, ProcessServerDowngradeAttack) {
 
 TEST(QuicCryptoClientConfigTest, InitializeFrom) {
   QuicCryptoClientConfig config;
-  QuicSessionKey canonical_key1("www.google.com", 80, false);
+  QuicSessionKey canonical_key1("www.google.com", 80, false,
+                                kPrivacyModeDisabled);
   QuicCryptoClientConfig::CachedState* state =
       config.LookupOrCreate(canonical_key1);
   // TODO(rch): Populate other fields of |state|.
   state->set_source_address_token("TOKEN");
   state->SetProofValid();
 
-  QuicSessionKey other_key("mail.google.com", 80, false);
+  QuicSessionKey other_key("mail.google.com", 80, false, kPrivacyModeDisabled);
   config.InitializeFrom(other_key, canonical_key1, &config);
   QuicCryptoClientConfig::CachedState* other = config.LookupOrCreate(other_key);