Revert 150375 - Implement SHA-256 fingerprint support

net/base/ssl_info.h

 // Copyright (c) 2012 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_
 
 #include <vector>
 
 #include "base/memory/ref_counted.h"
@@ skipping 53 matching lines @@
 
   // 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;
 
   // True if a channel ID was sent to the server.
   bool channel_id_sent;
 
   HandshakeType handshake_type;
 
-  // The hashes of the SubjectPublicKeyInfos from each certificate in the
-  // chain. This is a vector of vectors: Index the outer vector with
-  // FingerprintTag, and then the inner HashValueVectors will be
-  // fingerprints made with the algorithm named by the FingerprintTag.
-  std::vector<HashValueVector> public_key_hashes;
+  // 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_