Decouples certificates viewers from NSS to prepare support for OpenSSL.

chrome/chrome_common.gypi

 # Copyright (c) 2010 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.
 
 {
   'target_defaults': {
     'variables': {
       'chrome_common_target': 0,
     },
     'target_conditions': [
@@ skipping 427 matching lines @@
         'common/net/url_request_context_getter.cc',
         'common/net/url_request_context_getter.h',
         'common/net/url_request_intercept_job.cc',
         'common/net/url_request_intercept_job.h',
         'common/net/gaia/gaia_auth_consumer.h',
         'common/net/gaia/gaia_authenticator.cc',
         'common/net/gaia/gaia_authenticator.h',
         'common/net/gaia/gaia_authenticator2.cc',
         'common/net/gaia/gaia_authenticator2.h',
         'common/net/gaia/google_service_auth_error.h',
+        'common/net/x509_certificate_model.cc',
+        'common/net/x509_certificate_model_nss.cc',
+        'common/net/x509_certificate_model_openssl.cc',
+        'common/net/x509_certificate_model.h',
       ],
       'dependencies': [
         'chrome_resources',
         'chrome_strings',
         '../app/app.gyp:app_base',
         '../base/base.gyp:base',
         '../net/net.gyp:net_resources',
         '../net/net.gyp:net',
+        '../third_party/icu/icu.gyp:icui18n',
+        '../third_party/icu/icu.gyp:icuuc',
       ],
+      'conditions': [
+        [ 'OS == "linux" or OS == "freebsd" or OS == "openbsd"', {
+            'dependencies': [
+              '../build/linux/system.gyp:nss',
+            ],
+          },
+          {  # else: OS is not in the above list
+            'sources!': [
+              'common/net/x509_certificate_model_nss.cc',
+              'common/net/x509_certificate_model_openssl.cc',
+            ],
+          },
+        ],
+        ['use_openssl==1', {
+            'sources!': [
+              'common/net/x509_certificate_model_nss.cc',
+            ],
+          },
+          {  # else !use_openssl: remove the unneeded files
+            'sources!': [
+              'common/net/x509_certificate_model_openssl.cc',
+            ],
+          },
+        ],
+       ],
     },
   ],
   'conditions': [
     ['OS=="win"', {
       'targets': [
         {
           'target_name': 'common_nacl_win64',
           'type': '<(library)',
           'msvs_guid': '3AB5C5E9-470C-419B-A0AE-C7381FB632FA',
           'variables': {
@@ skipping 46 matching lines @@
           'configurations': {
             'Common_Base': {
               'msvs_target_platform': 'x64',
             },
           },
         },
       ],
     }],
   ],
 }