Disable SPDY IP pooling for SSL connections with client authentication.

net/base/ssl_info.h

 // Copyright (c) 2011 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_BASE_SSL_INFO_H_
 #define NET_BASE_SSL_INFO_H_
 #pragma once
 
 #include <vector>
 
@@ skipping 45 matching lines @@
 
   // Information about the SSL connection itself. See
   // ssl_connection_status_flags.h for values. The protocol version,
   // ciphersuite, and compression in use are encoded within.
   int connection_status;
 
   // If the certificate is valid, then this is true iff it was rooted at a
   // standard CA root. (As opposed to a user-installed root.)
   bool is_issued_by_known_root;
 
+  // True if a client certificate was sent to the server.  Note that sending
+  // a Certificate message with no client certificate in it does not count.
+  bool client_cert_sent;
+
   HandshakeType handshake_type;
 
   // The hashes of the SubjectPublicKeyInfos from each certificate in the chain.
   std::vector<SHA1Fingerprint> public_key_hashes;
 };
 
 }  // namespace net
 
 #endif  // NET_BASE_SSL_INFO_H_