Regenerate the long-lived test certificates to use SHA-256

net/cert/nss_cert_database_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 <cert.h>
 #include <certdb.h>
 #include <pk11pub.h>
 
 #include <algorithm>
 
@@ skipping 551 matching lines @@
                                   flags,
                                   NULL,
                                   empty_cert_list_,
                                   &verify_result);
   EXPECT_EQ(OK, error);
   EXPECT_EQ(0U, verify_result.cert_status);
 }
 
 TEST_F(CertDatabaseNSSTest, ImportServerCert_SelfSigned) {
   CertificateList certs;
-  ASSERT_TRUE(ReadCertIntoList("punycodetest.der", &certs));
+  ASSERT_TRUE(ReadCertIntoList("punycodetest.pem", &certs));
 
   NSSCertDatabase::ImportCertFailureList failed;
   EXPECT_TRUE(cert_db_->ImportServerCert(certs, NSSCertDatabase::TRUST_DEFAULT,
                                          &failed));
 
   EXPECT_EQ(0U, failed.size());
 
   CertificateList cert_list = ListCerts();
   ASSERT_EQ(1U, cert_list.size());
   scoped_refptr<X509Certificate> puny_cert(cert_list[0]);
@@ skipping 10 matching lines @@
                                   flags,
                                   NULL,
                                   empty_cert_list_,
                                   &verify_result);
   EXPECT_EQ(ERR_CERT_AUTHORITY_INVALID, error);
   EXPECT_EQ(CERT_STATUS_AUTHORITY_INVALID, verify_result.cert_status);
 }
 
 TEST_F(CertDatabaseNSSTest, ImportServerCert_SelfSigned_Trusted) {
   CertificateList certs;
-  ASSERT_TRUE(ReadCertIntoList("punycodetest.der", &certs));
+  ASSERT_TRUE(ReadCertIntoList("punycodetest.pem", &certs));
 
   NSSCertDatabase::ImportCertFailureList failed;
   EXPECT_TRUE(cert_db_->ImportServerCert(certs, NSSCertDatabase::TRUSTED_SSL,
                                          &failed));
 
   EXPECT_EQ(0U, failed.size());
 
   CertificateList cert_list = ListCerts();
   ASSERT_EQ(1U, cert_list.size());
   scoped_refptr<X509Certificate> puny_cert(cert_list[0]);
@@ skipping 404 matching lines @@
   EXPECT_EQ(NSSCertDatabase::TRUST_DEFAULT,
             cert_db_->GetCertTrust(certs2[0].get(), SERVER_CERT));
 
   new_certs = ListCerts();
   ASSERT_EQ(2U, new_certs.size());
   EXPECT_STRNE(new_certs[0]->os_cert_handle()->nickname,
                new_certs[1]->os_cert_handle()->nickname);
 }
 
 }  // namespace net