Remove GetPkcs11Id from x509_certificate_model

chrome/common/net/x509_certificate_model.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 CHROME_COMMON_NET_X509_CERTIFICATE_MODEL_H_
 #define CHROME_COMMON_NET_X509_CERTIFICATE_MODEL_H_
 
 #include "net/cert/cert_type.h"
 #include "net/cert/x509_certificate.h"
 
@@ skipping 59 matching lines @@
 std::string GetSubjectName(net::X509Certificate::OSCertHandle cert_handle);
 
 void GetEmailAddresses(net::X509Certificate::OSCertHandle cert_handle,
                        std::vector<std::string>* email_addresses);
 
 void GetNicknameStringsFromCertList(const net::CertificateList& certs,
                                     const std::string& cert_expired,
                                     const std::string& cert_not_yet_valid,
                                     std::vector<std::string>* nick_names);
 
-// Returns the PKCS#11 attribute CKA_ID for a certificate as an upper-case
-// hex string, or the empty string if none is found.
-std::string GetPkcs11Id(net::X509Certificate::OSCertHandle cert_handle);
-
 struct Extension {
   std::string name;
   std::string value;
 };
 
 typedef std::vector<Extension> Extensions;
 
 void GetExtensions(
     const std::string& critical_label,
     const std::string& non_critical_label,
@@ skipping 47 matching lines @@
 #if defined(USE_NSS)
 // Format a buffer as a space separated string, with 16 bytes on each line.
 // |data_length| is the length in bits.
 std::string ProcessRawBits(const unsigned char* data,
                            size_t data_length);
 #endif  // USE_NSS
 
 }  // namespace x509_certificate_model
 
 #endif  // CHROME_COMMON_NET_X509_CERTIFICATE_MODEL_H_