Move policy code into components/policy.

chrome/browser/policy/configuration_policy_handler_list.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_CONFIGURATION_POLICY_HANDLER_LIST_H_
-#define CHROME_BROWSER_POLICY_CONFIGURATION_POLICY_HANDLER_LIST_H_
-
-#include <vector>
-
-#include "base/basictypes.h"
-#include "base/callback.h"
-#include "base/memory/scoped_ptr.h"
-#include "components/policy/core/common/policy_details.h"
-
-class PrefValueMap;
-
-namespace policy {
-
-class ConfigurationPolicyHandler;
-class PolicyErrorMap;
-class PolicyMap;
-struct PolicyToPreferenceMapEntry;
-
-// Converts policies to their corresponding preferences by applying a list of
-// ConfigurationPolicyHandler objects. This includes error checking and
-// cleaning up policy values for displaying.
-class ConfigurationPolicyHandlerList {
- public:
-  explicit ConfigurationPolicyHandlerList(
-      const GetChromePolicyDetailsCallback& details_callback);
-  ~ConfigurationPolicyHandlerList();
-
-  // Adds a policy handler to the list.
-  void AddHandler(scoped_ptr<ConfigurationPolicyHandler> handler);
-
-  // Translates |policies| to their corresponding preferences in |prefs|.
-  // Any errors found while processing the policies are stored in |errors|.
-  // |prefs| or |errors| can be NULL, and won't be filled in that case.
-  void ApplyPolicySettings(const PolicyMap& policies,
-                           PrefValueMap* prefs,
-                           PolicyErrorMap* errors) const;
-
-  // Converts sensitive policy values to others more appropriate for displaying.
-  void PrepareForDisplaying(PolicyMap* policies) const;
-
- private:
-  std::vector<ConfigurationPolicyHandler*> handlers_;
-  GetChromePolicyDetailsCallback details_callback_;
-
-  DISALLOW_COPY_AND_ASSIGN(ConfigurationPolicyHandlerList);
-};
-
-}  // namespace policy
-
-#endif  // CHROME_BROWSER_POLICY_CONFIGURATION_POLICY_HANDLER_LIST_H_