Add an extra delay for policy invalidations to be available.

chrome/browser/policy/cloud/user_cloud_policy_invalidator.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/policy/cloud/user_cloud_policy_invalidator.h"
 
 #include "base/bind.h"
 #include "base/message_loop/message_loop_proxy.h"
+#include "base/time/default_clock.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/invalidation/invalidation_service_factory.h"
 #include "components/policy/core/common/cloud/cloud_policy_manager.h"
 #include "content/public/browser/notification_source.h"
 
 namespace policy {
 
 UserCloudPolicyInvalidator::UserCloudPolicyInvalidator(
     Profile* profile,
     CloudPolicyManager* policy_manager)
     : CloudPolicyInvalidator(
           policy_manager->core(),
-          base::MessageLoopProxy::current()),
+          base::MessageLoopProxy::current(),
+          new base::DefaultClock()),
       profile_(profile) {
   DCHECK(profile);
 
   // Register for notification that profile creation is complete. The
   // invalidator must not be initialized before then because the invalidation
   // service cannot be started because it depends on components initialized
   // after this object is instantiated.
   // TODO(stepco): Delayed initialization can be removed once the request
   // context can be accessed during profile-keyed service creation. Tracked by
   // bug 286209.
@@ skipping 13 matching lines @@
   // Initialize now that profile creation is complete and the invalidation
   // service can safely be initialized.
   DCHECK(type == chrome::NOTIFICATION_PROFILE_ADDED);
   invalidation::InvalidationService* invalidation_service =
       invalidation::InvalidationServiceFactory::GetForProfile(profile_);
   if (invalidation_service)
     Initialize(invalidation_service);
 }
 
 }  // namespace policy