Extract ScopedTestNSSDB from nss_util.

crypto/crypto.gyp

 # 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.
 
 {
   'variables': {
     'chromium_code': 1,
   },
   'includes': [
     'crypto.gypi',
@@ skipping 93 matching lines @@
             ],
             # TODO(joth): Use a glob to match exclude patterns once the
             #             OpenSSL file set is complete.
             'sources!': [
               'ec_private_key_nss.cc',
               'ec_signature_creator_nss.cc',
               'encryptor_nss.cc',
               'hmac_nss.cc',
               'nss_util.cc',
               'nss_util.h',
+              'nss_util_internal.h',
               'rsa_private_key_nss.cc',
+              'scoped_test_nss_db.cc'
+              'scoped_test_nss_db.h'
               'secure_hash_default.cc',
               'signature_creator_nss.cc',
               'signature_verifier_nss.cc',
               'symmetric_key_nss.cc',
               'third_party/nss/chromium-blapi.h',
               'third_party/nss/chromium-blapit.h',
               'third_party/nss/chromium-nss.h',
               'third_party/nss/chromium-prtypes.h',
               'third_party/nss/chromium-sha256.h',
               'third_party/nss/pk11akey.cc',
@@ skipping 124 matching lines @@
           'configurations': {
             'Common_Base': {
               'msvs_target_platform': 'x64',
             },
           },
         },
       ],
     }],
   ],
 }