Delete some unused code found by -Wunused-function

net/base/x509_util_nss_unittest.cc

 // 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.
 
 #include "net/base/x509_util.h"
 #include "net/base/x509_util_nss.h"
 
 #include <cert.h>
 #include <secoid.h>
 
@@ skipping 13 matching lines @@
   SECItem der_cert;
   der_cert.data = reinterpret_cast<unsigned char*>(const_cast<char*>(data));
   der_cert.len  = length;
   der_cert.type = siDERCertBuffer;
 
   // Parse into a certificate structure.
   return CERT_NewTempCertificate(CERT_GetDefaultCertDB(), &der_cert, NULL,
                                  PR_FALSE, PR_TRUE);
 }
 
+#if !defined(OS_WIN) && !defined(OS_MACOSX)
 void VerifyCertificateSignature(const std::string& der_cert,
                                 const std::vector<uint8>& der_spki) {
   crypto::ScopedPLArenaPool arena(PORT_NewArena(DER_DEFAULT_CHUNKSIZE));
 
   CERTSignedData sd;
   memset(&sd, 0, sizeof(sd));
 
   SECItem der_cert_item = {
     siDERCertBuffer,
     reinterpret_cast<unsigned char*>(const_cast<char*>(der_cert.data())),
@@ skipping 22 matching lines @@
       &der_spki[0],
       der_spki.size());
 
   ASSERT_TRUE(ok);
   verifier.VerifyUpdate(sd.data.data,
                         sd.data.len);
 
   ok = verifier.VerifyFinal();
   EXPECT_TRUE(ok);
 }
+#endif  // !defined(OS_WIN) && !defined(OS_MACOSX)
 
 void VerifyDomainBoundCert(const std::string& domain,
                            const std::string& der_cert) {
   // Origin Bound Cert OID.
   static const char oid_string[] = "1.3.6.1.4.1.11129.2.1.6";
 
   // Create object neccessary for extension lookup call.
   SECItem extension_object = {
     siAsciiString,
     (unsigned char*)domain.data(),
@@ skipping 74 matching lines @@
 
 #if !defined(OS_WIN) && !defined(OS_MACOSX)
   // signature_verifier_win and signature_verifier_mac can't handle EC certs.
   std::vector<uint8> spki;
   ASSERT_TRUE(private_key->ExportPublicKey(&spki));
   VerifyCertificateSignature(der_cert, spki);
 #endif
 }
 
 }  // namespace net