Replace c/b/nss_context by a KeyedService.

chrome/browser/chromeos/policy/user_network_configuration_updater.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 "chrome/browser/chromeos/policy/user_network_configuration_updater.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/logging.h"
 #include "base/values.h"
-#include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/chromeos/net/onc_utils.h"
-#include "chrome/browser/net/nss_context.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chromeos/network/managed_network_configuration_handler.h"
 #include "chromeos/network/onc/onc_certificate_importer_impl.h"
 #include "components/user_manager/user.h"
-#include "content/public/browser/notification_source.h"
 #include "net/cert/x509_certificate.h"
 #include "policy/policy_constants.h"
 
 namespace policy {
 
 UserNetworkConfigurationUpdater::~UserNetworkConfigurationUpdater() {}
 
 // static
 scoped_ptr<UserNetworkConfigurationUpdater>
 UserNetworkConfigurationUpdater::CreateForUserPolicy(
@@ skipping 28 matching lines @@
     const user_manager::User& user,
     PolicyService* policy_service,
     chromeos::ManagedNetworkConfigurationHandler* network_config_handler)
     : NetworkConfigurationUpdater(onc::ONC_SOURCE_USER_POLICY,
                                   key::kOpenNetworkConfiguration,
                                   policy_service,
                                   network_config_handler),
       allow_trusted_certificates_from_policy_(allow_trusted_certs_from_policy),
       user_(&user),
       weak_factory_(this) {
-  // The updater is created with |certificate_importer_| unset and is
-  // responsible for creating it. This requires |GetNSSCertDatabaseForProfile|
-  // call, which is not safe before the profile initialization is finalized.
-  // Thus, listen for PROFILE_ADDED notification, on which |cert_importer_|
-  // creation should start.
-  registrar_.Add(this,
-                 chrome::NOTIFICATION_PROFILE_ADDED,
-                 content::Source<Profile>(profile));
 }
 
 void UserNetworkConfigurationUpdater::SetCertificateImporterForTest(
     scoped_ptr<chromeos::onc::CertificateImporter> certificate_importer) {
   SetCertificateImporter(certificate_importer.Pass());
 }
 
 void UserNetworkConfigurationUpdater::GetWebTrustedCertificates(
     net::CertificateList* certs) const {
   *certs = web_trust_certs_;
@@ skipping 22 matching lines @@
     base::DictionaryValue* global_network_config) {
   DCHECK(user_);
   chromeos::onc::ExpandStringPlaceholdersInNetworksForUser(user_,
                                                            network_configs_onc);
   network_config_handler_->SetPolicy(onc_source_,
                                      user_->username_hash(),
                                      *network_configs_onc,
                                      *global_network_config);
 }
 
-void UserNetworkConfigurationUpdater::Observe(
-    int type,
-    const content::NotificationSource& source,
-    const content::NotificationDetails& details) {
-  DCHECK_EQ(type, chrome::NOTIFICATION_PROFILE_ADDED);
-  Profile* profile = content::Source<Profile>(source).ptr();
-
-  GetNSSCertDatabaseForProfile(
-      profile,
-      base::Bind(
-          &UserNetworkConfigurationUpdater::CreateAndSetCertificateImporter,
-          weak_factory_.GetWeakPtr()));
-}
-
 void UserNetworkConfigurationUpdater::CreateAndSetCertificateImporter(
     net::NSSCertDatabase* database) {
   DCHECK(database);
   SetCertificateImporter(scoped_ptr<chromeos::onc::CertificateImporter>(
       new chromeos::onc::CertificateImporterImpl(database)));
 }
 
 void UserNetworkConfigurationUpdater::SetCertificateImporter(
     scoped_ptr<chromeos::onc::CertificateImporter> certificate_importer) {
+  DCHECK(!certificate_importer_);
   certificate_importer_ = certificate_importer.Pass();
 
   if (pending_certificates_onc_)
     ImportCertificates(*pending_certificates_onc_);
   pending_certificates_onc_.reset();
 }
 
 void UserNetworkConfigurationUpdater::NotifyTrustAnchorsChanged() {
   FOR_EACH_OBSERVER(WebTrustedCertsObserver,
                     observer_list_,
                     OnTrustAnchorsChanged(web_trust_certs_));
 }
 
 }  // namespace policy