Add unittests for net::TestRootCerts and regenerate test certificates

net/test/spawned_test_server/base_test_server.cc

 // Copyright 2013 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/test/spawned_test_server/base_test_server.h"
 
 #include <string>
 #include <vector>
 
 #include "base/base64.h"
@@ skipping 278 matching lines @@
   // Should always use absolute path to load the root certificate.
   base::FilePath root_certificate_path = certificates_dir_;
   if (!certificates_dir_.IsAbsolute()) {
     base::FilePath src_dir;
     if (!PathService::Get(base::DIR_SOURCE_ROOT, &src_dir))
       return false;
     root_certificate_path = src_dir.Append(certificates_dir_);
   }
 
   return root_certs->AddFromFile(
-      root_certificate_path.AppendASCII("root_ca_cert.crt"));
+      root_certificate_path.AppendASCII("root_ca_cert.pem"));
 }
 
 bool BaseTestServer::SetupWhenServerStarted() {
   DCHECK(host_port_pair_.port());
 
   if (UsingSSL(type_) && !LoadTestRootCert())
       return false;
 
   started_ = true;
   allowed_port_.reset(new ScopedPortException(host_port_pair_.port()));
@@ skipping 80 matching lines @@
 
   return GenerateAdditionalArguments(arguments);
 }
 
 bool BaseTestServer::GenerateAdditionalArguments(
     base::DictionaryValue* arguments) const {
   return true;
 }
 
 }  // namespace net