Use NSS to generate Origin-Bound Certs on Win and Mac.

net/base/x509_certificate.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_X509_CERTIFICATE_H_
 #define NET_BASE_X509_CERTIFICATE_H_
 #pragma once
 
 #include <string.h>
 
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   // 1. Encryption without authentication and thus vulnerable to
   //    man-in-the-middle attacks.
   // 2. Self-signed certificates cannot be revoked.
   //
   // Use this certificate only after the above risks are acknowledged.
   static X509Certificate* CreateSelfSigned(crypto::RSAPrivateKey* key,
                                            const std::string& subject,
                                            uint32 serial_number,
                                            base::TimeDelta valid_duration);
 
-  // Create an origin bound certificate containing the public key in |key|.
-  // Web origin, serial number and validity period are given as
-  // parameters. The certificate is signed by the private key in |key|.
-  // The hashing algorithm for the signature is SHA-1.
-  //
-  // See Internet Draft draft-balfanz-tls-obc-00 for more details:
-  // http://balfanz.github.com/tls-obc-spec/draft-balfanz-tls-obc-00.html
-  static X509Certificate* CreateOriginBound(crypto::RSAPrivateKey* key,
-                                            const std::string& origin,
-                                            uint32 serial_number,
-                                            base::TimeDelta valid_duration);
-
   // Appends a representation of this object to the given pickle.
   void Persist(Pickle* pickle);
 
   // The subject of the certificate.  For HTTPS server certificates, this
   // represents the web server.  The common name of the subject should match
   // the host name of the web server.
   const CertPrincipal& subject() const { return subject_; }
 
   // The issuer of the certificate.
   const CertPrincipal& issuer() const { return issuer_; }
@@ skipping 281 matching lines @@
   // (Marked mutable because it's used in a const method.)
   mutable base::Lock verification_lock_;
 #endif
 
   DISALLOW_COPY_AND_ASSIGN(X509Certificate);
 };
 
 }  // namespace net
 
 #endif  // NET_BASE_X509_CERTIFICATE_H_