Revert of Add PrivacyMode support to the QuicStreamFactory.

net/quic/quic_session_key.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef NET_QUIC_QUIC_SESSION_KEY_H_
 #define NET_QUIC_QUIC_SESSION_KEY_H_
 
 #include <string>
 
 #include "net/base/host_port_pair.h"
 #include "net/base/net_export.h"
-#include "net/base/privacy_mode.h"
 
 namespace net {
 
 // The key used to identify sessions. Includes the hostname, port, and scheme.
 class NET_EXPORT_PRIVATE QuicSessionKey {
  public:
   QuicSessionKey();
-  QuicSessionKey(const HostPortPair& host_port_pair,
-                 bool is_https,
-                 PrivacyMode privacy_mode);
-  QuicSessionKey(const std::string& host,
-                 uint16 port,
-                 bool is_https,
-                 PrivacyMode privacy_mode);
+  QuicSessionKey(const HostPortPair& host_port_pair, bool is_https);
+  QuicSessionKey(const std::string& host, uint16 port, bool is_https);
   ~QuicSessionKey();
 
   // Needed to be an element of std::set.
   bool operator<(const QuicSessionKey& other) const;
   bool operator==(const QuicSessionKey& other) const;
 
   // ToString() will convert the QuicSessionKey to "scheme:hostname:port".
   // "scheme" would either be "http" or "https" based on |is_https|.
   std::string ToString() const;
 
   const HostPortPair& host_port_pair() const {
     return host_port_pair_;
   }
 
   const std::string& host() const { return host_port_pair_.host(); }
 
   uint16 port() const { return host_port_pair_.port(); }
 
   bool is_https() const { return is_https_; }
 
-  PrivacyMode privacy_mode() const { return privacy_mode_; }
-
  private:
   HostPortPair host_port_pair_;
   bool is_https_;
-  PrivacyMode privacy_mode_;
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_QUIC_SESSION_KEY_H_