Remove old cloud policy code.

chrome/browser/policy/cloud_policy_provider.h

-// Copyright (c) 2012 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_POLICY_PROVIDER_H_
-#define CHROME_BROWSER_POLICY_CLOUD_POLICY_PROVIDER_H_
-
-#include <set>
-
-#include "base/basictypes.h"
-#include "chrome/browser/policy/cloud_policy_cache_base.h"
-#include "chrome/browser/policy/configuration_policy_provider.h"
-
-namespace policy {
-
-class BrowserPolicyConnector;
-
-// A policy provider that merges the policies contained in the caches it
-// observes. The caches receive their policies by fetching them from the cloud,
-// through the CloudPolicyController.
-class CloudPolicyProvider : public ConfigurationPolicyProvider,
-                            public CloudPolicyCacheBase::Observer {
- public:
-  explicit CloudPolicyProvider(BrowserPolicyConnector* connector);
-  virtual ~CloudPolicyProvider();
-
-  // Sets the user policy cache. This must be invoked only once, and |cache|
-  // must not be NULL. |cache| must be valid until Shutdown() has been called.
-  void SetUserPolicyCache(CloudPolicyCacheBase* cache);
-
-#if defined(OS_CHROMEOS)
-  // Sets the device policy cache. This must be invoked only once, and |cache|
-  // must not be NULL. |cache| must be valid until Shutdown() has been called.
-  void SetDevicePolicyCache(CloudPolicyCacheBase* cache);
-#endif
-
-  // ConfigurationPolicyProvider implementation.
-  virtual void Shutdown() OVERRIDE;
-  virtual bool IsInitializationComplete() const OVERRIDE;
-  virtual void RefreshPolicies() OVERRIDE;
-
-  // CloudPolicyCacheBase::Observer implementation.
-  virtual void OnCacheUpdate(CloudPolicyCacheBase* cache) OVERRIDE;
-
- private:
-  // Indices of the known caches in |caches_|.
-  enum {
-    CACHE_USER,
-#if defined(OS_CHROMEOS)
-    CACHE_DEVICE,
-#endif
-    CACHE_SIZE,
-  };
-
-  // Merges policies from both caches, and triggers a notification if ready.
-  void Merge();
-
-  // The device and user policy caches, whose policies are provided by |this|.
-  // Both are initially NULL, and the provider only becomes initialized once
-  // all the caches are available and ready.
-  CloudPolicyCacheBase* caches_[CACHE_SIZE];
-
-  // Weak pointer to the connector. Guaranteed to outlive |this|.
-  BrowserPolicyConnector* browser_policy_connector_;
-
-  // Whether all caches are present and fully initialized.
-  bool initialization_complete_;
-
-  // Used to determine when updates due to a RefreshPolicies() call have been
-  // completed.
-  std::set<const CloudPolicyCacheBase*> pending_updates_;
-
-  DISALLOW_COPY_AND_ASSIGN(CloudPolicyProvider);
-};
-
-}  // namespace policy
-
-#endif  // CHROME_BROWSER_POLICY_CLOUD_POLICY_PROVIDER_H_