Implement cloud policy invalidations using the invalidation service framework.

chrome/browser/policy/cloud/user_cloud_policy_invalidator.h

+// Copyright (c) 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.
+
+#ifndef CHROME_BROWSER_POLICY_CLOUD_USER_CLOUD_POLICY_INVALIDATOR_H_
+#define CHROME_BROWSER_POLICY_CLOUD_USER_CLOUD_POLICY_INVALIDATOR_H_
+
+#include "chrome/browser/policy/cloud/cloud_policy_invalidator.h"
+#include "components/browser_context_keyed_service/browser_context_keyed_service.h"
+#include "content/public/browser/notification_observer.h"
+#include "content/public/browser/notification_registrar.h"
+
+class Profile;
+
+namespace policy {
+
+class CloudPolicyManager;
+
+// Provides invalidations to user policy. Implemented as a
+// BrowserContextKeyedService to allow profile-based lifetime management.
+class UserCloudPolicyInvalidator : public CloudPolicyInvalidator,
+                                   public BrowserContextKeyedService,
+                                   public content::NotificationObserver {
+ public:
+  // |profile| is profile associated with the invalidator. It is used to get
+  // a reference to the profile's invalidation service. Both the profile and
+  // invalidation service must remain valid until Shutdown is called.
+  // |policy_manager| is the policy manager for the user policy and must remain
+  // valid until Shutdown is called.
+  UserCloudPolicyInvalidator(
+      Profile* profile,
+      CloudPolicyManager* policy_manager);
+
+  // BrowserContextKeyedService:
+  virtual void Shutdown() OVERRIDE;
+
+  // content::NotificationObserver implementation:
+  virtual void Observe(int type,
+                       const content::NotificationSource& source,
+                       const content::NotificationDetails& details) OVERRIDE;
+
+ private:
+  // The profile associated with the invalidator.
+  Profile* profile_;
+
+  // The policy manager for the user policy.
+  CloudPolicyManager* policy_manager_;
+
+  // Used to register for notification that profile creation is complete.
+  content::NotificationRegistrar registrar_;
+
+  DISALLOW_COPY_AND_ASSIGN(UserCloudPolicyInvalidator);
+};
+
+}  // namespace policy
+
+#endif  // CHROME_BROWSER_POLICY_CLOUD_USER_CLOUD_POLICY_INVALIDATOR_H_