Remove the deprecated function ExtensionService::extensions().

chrome/browser/extensions/api/enterprise_platform_keys/enterprise_platform_keys_apitest_nss.cc

 // Copyright 2014 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 <cryptohi.h>
 
 #include "base/macros.h"
 #include "base/strings/stringprintf.h"
 #include "chrome/browser/chromeos/policy/device_policy_cros_browser_test.h"
 #include "chrome/browser/extensions/extension_apitest.h"
-#include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/net/nss_context.h"
 #include "chrome/browser/net/url_request_mock_util.h"
 #include "chromeos/chromeos_switches.h"
 #include "chromeos/login/user_names.h"
 #include "components/policy/core/browser/browser_policy_connector.h"
 #include "components/policy/core/common/mock_configuration_policy_provider.h"
 #include "components/policy/core/common/policy_map.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/test/test_utils.h"
 #include "crypto/nss_util_internal.h"
 #include "crypto/scoped_test_system_nss_key_slot.h"
+#include "extensions/browser/extension_registry.h"
 #include "extensions/browser/notification_types.h"
 #include "net/base/net_errors.h"
 #include "net/cert/nss_cert_database.h"
 #include "net/test/url_request/url_request_mock_http_job.h"
 #include "policy/policy_constants.h"
 #include "testing/gmock/include/gmock/gmock.h"
 
 namespace {
 
 // The test extension has a certificate referencing this private key which will
@@ skipping 332 matching lines @@
 // manifest and that such extensions don't see the
 // chrome.enterprise.platformKeys namespace.
 IN_PROC_BROWSER_TEST_F(ExtensionApiTest,
                        EnterprisePlatformKeysIsRestrictedToPolicyExtension) {
   ASSERT_TRUE(RunExtensionSubtest("enterprise_platform_keys",
                                   "api_not_available.html",
                                   kFlagIgnoreManifestWarnings));
 
   base::FilePath extension_path =
       test_data_dir_.AppendASCII("enterprise_platform_keys");
-  ExtensionService* service =
-      extensions::ExtensionSystem::Get(profile())->extension_service();
+  extensions::ExtensionRegistry* registry =
+      extensions::ExtensionRegistry::Get(profile());
   const extensions::Extension* extension =
-      GetExtensionByPath(service->extensions(), extension_path);
+      GetExtensionByPath(registry->enabled_extensions(), extension_path);
   ASSERT_FALSE(extension->install_warnings().empty());
   EXPECT_EQ(
       "'enterprise.platformKeys' is not allowed for specified install "
       "location.",
       extension->install_warnings()[0].message);
 }