Revert of Add PrivacyMode support to the QuicStreamFactory.

net/quic/quic_stream_factory.h

Index: net/quic/quic_stream_factory.h
diff --git a/net/quic/quic_stream_factory.h b/net/quic/quic_stream_factory.h
index 1e22cdb06244d4b81c25b670666c314629b7fe64..44686c87cf282c6fe15ff83b0cb29258ff22fd5e 100644
--- a/net/quic/quic_stream_factory.h
+++ b/net/quic/quic_stream_factory.h
@@ -54,7 +54,6 @@
   // For http, |is_https| is false and |cert_verifier| can be null.
   int Request(const HostPortPair& host_port_pair,
               bool is_https,
-              PrivacyMode privacy_mode,
               base::StringPiece method,
               const BoundNetLog& net_log,
               const CompletionCallback& callback);
@@ -109,7 +108,6 @@
   // asynchronously.
   int Create(const HostPortPair& host_port_pair,
              bool is_https,
-             PrivacyMode privacy_mode,
              base::StringPiece method,
              const BoundNetLog& net_log,
              QuicStreamRequest* request);
@@ -166,7 +164,7 @@
   class Job;
   friend class test::QuicStreamFactoryPeer;
 
-  // The key used to find session by ip. Includes
+  // The key used to find session by hostname. Includes
   // the ip address, port, and scheme.
   struct NET_EXPORT_PRIVATE IpAliasKey {
     IpAliasKey();
@@ -202,7 +200,8 @@
   void OnJobComplete(Job* job, int rv);
   bool HasActiveSession(const QuicSessionKey& session_key) const;
   bool HasActiveJob(const QuicSessionKey& session_key) const;
-  int CreateSession(const QuicSessionKey& session_key,
+  int CreateSession(const HostPortPair& host_port_pair,
+                    bool is_https,
                     scoped_ptr<QuicServerInfo> quic_server_info,
                     const AddressList& address_list,
                     const BoundNetLog& net_log,