policy: Make UserNetworkConfigurationUpdater a BCKS.

chrome/browser/chromeos/policy/user_network_configuration_updater_factory.h

+// 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.
+
+#ifndef CHROME_BROWSER_CHROMEOS_POLICY_USER_NETWORK_CONFIGURATION_UPDATER_FACTORY_H_
+#define CHROME_BROWSER_CHROMEOS_POLICY_USER_NETWORK_CONFIGURATION_UPDATER_FACTORY_H_
+
+#include "base/basictypes.h"
+#include "base/compiler_specific.h"
+#include "components/browser_context_keyed_service/browser_context_keyed_service_factory.h"
+
+template <typename T>
+struct DefaultSingletonTraits;
+
+class Profile;
+
+namespace policy {
+
+class UserNetworkConfigurationUpdater;
+
+ // Factory to create UserNetworkConfigurationUpdater.
+class UserNetworkConfigurationUpdaterFactory
+    : public BrowserContextKeyedServiceFactory {
+ public:
+  // Returns an existing or creates a new UserNetworkConfigurationUpdater for
+  // |profile|. Will return NULL if this service isn't allowed for |profile|,
+  // i.e. for all but the primary user's profile.
+  static UserNetworkConfigurationUpdater* GetForProfile(Profile* profile);
+
+  static UserNetworkConfigurationUpdaterFactory* GetInstance();
+
+ private:
+  friend struct DefaultSingletonTraits<UserNetworkConfigurationUpdaterFactory>;
+
+  UserNetworkConfigurationUpdaterFactory();
+  virtual ~UserNetworkConfigurationUpdaterFactory();
+
+  // BrowserContextKeyedServiceFactory:
+  virtual content::BrowserContext* GetBrowserContextToUse(
+      content::BrowserContext* context) const OVERRIDE;
+  virtual bool ServiceIsCreatedWithBrowserContext() const OVERRIDE;
+  virtual bool ServiceIsNULLWhileTesting() const OVERRIDE;
+  virtual BrowserContextKeyedService* BuildServiceInstanceFor(
+      content::BrowserContext* context) const OVERRIDE;
+
+  DISALLOW_COPY_AND_ASSIGN(UserNetworkConfigurationUpdaterFactory);
+};
+
+}  // namespace policy
+
+#endif  // CHROME_BROWSER_CHROMEOS_POLICY_USER_NETWORK_CONFIGURATION_UPDATER_FACTORY_H_