Use SSLPrivateKey for testing client authentication

net/net_common.gypi

 # Copyright 2015 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.
 
 {
   # This target is included in both 'net' and 'net_small'.
   'type': '<(component)',
   'variables': { 'enable_wexit_time_destructors': 1, },
   'dependencies': [
     '../base/base.gyp:base',
@@ skipping 169 matching lines @@
           'ssl/openssl_ssl_util.cc',
           'ssl/openssl_ssl_util.h',
           'ssl/ssl_client_session_cache_openssl.cc',
           'ssl/ssl_client_session_cache_openssl.h',
           'ssl/ssl_key_logger.cc',
           'ssl/ssl_key_logger.h',
           'ssl/ssl_platform_key.h',
           'ssl/ssl_platform_key_nss.cc',
           'ssl/ssl_platform_key_task_runner.cc',
           'ssl/ssl_platform_key_task_runner.h',
+          'ssl/test_ssl_private_key.cc',
+          'ssl/test_ssl_private_key.h',
           'ssl/threaded_ssl_private_key.cc',
           'ssl/threaded_ssl_private_key.h',
         ],
       },
     ],
     [ 'use_nss_certs == 1 or OS == "ios" or use_openssl == 0', {
         'conditions': [
           # Pull in the bundled or system NSS as appropriate.
           [ 'desktop_linux == 1 or chromeos == 1', {
             'dependencies': [
@@ skipping 220 matching lines @@
         ['include', '^cert/test_root_certs_nss\\.cc$'],
         ['include', '^cert/x509_util_nss_certs\\.cc$'],
         ['include', '^cert_net/nss_ocsp\\.cc$'],
         ['include', '^cert_net/nss_ocsp\\.h$'],
         ['include', '^proxy/proxy_resolver_mac\\.cc$'],
         ['include', '^proxy/proxy_server_mac\\.cc$'],
       ],
     }],
   ],
 }