Deprecate and re-wire the ClearSiteDataOnExit policy.

chrome/browser/policy/configuration_policy_handler.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_H_
 #define CHROME_BROWSER_POLICY_CONFIGURATION_POLICY_HANDLER_H_
 #pragma once
 
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/values.h"
 #include "chrome/browser/prefs/incognito_mode_prefs.h"
+#include "chrome/common/content_settings.h"
 
 class PrefValueMap;
 
 namespace policy {
 
 class PolicyErrorMap;
 class PolicyMap;
 
 // An abstract super class that subclasses should implement to map policies to
 // their corresponding preferences, and to check whether the policies are valid.
@@ skipping 324 matching lines @@
   // ConfigurationPolicyHandler methods:
   virtual bool CheckPolicySettings(const PolicyMap& policies,
                                    PolicyErrorMap* errors) OVERRIDE;
   virtual void ApplyPolicySettings(const PolicyMap& policies,
                                    PrefValueMap* prefs) OVERRIDE;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(JavascriptPolicyHandler);
 };
 
+// Handles the (deprecated) ClearSiteDataOnExit policy.
+// TODO(mnissler): Remove the policy eventually (http://crbug.com/133291).
+class ClearSiteDataOnExitPolicyHandler : public TypeCheckingPolicyHandler {
+ public:
+  ClearSiteDataOnExitPolicyHandler();
+  virtual ~ClearSiteDataOnExitPolicyHandler();
+
+  // ConfigurationPolicyHandler methods:
+  virtual bool CheckPolicySettings(const PolicyMap& policies,
+                                   PolicyErrorMap* errors) OVERRIDE;
+  virtual void ApplyPolicySettings(const PolicyMap& policies,
+                                   PrefValueMap* prefs) OVERRIDE;
+
+ private:
+  // Checks whether the clear site data policy is enabled in |policies|.
+  bool ClearSiteDataEnabled(const PolicyMap& policies);
+
+  // Checks |policies| for the cookies setting and returns it in
+  // |content_setting|. Returns true if the setting is found, false if not.
+  static bool GetContentSetting(const PolicyMap& policies,
+                                ContentSetting* content_setting);
+
+  DISALLOW_COPY_AND_ASSIGN(ClearSiteDataOnExitPolicyHandler);
+};
+
 // Handles RestoreOnStartup policy.
 class RestoreOnStartupPolicyHandler : public TypeCheckingPolicyHandler {
  public:
   RestoreOnStartupPolicyHandler();
   virtual ~RestoreOnStartupPolicyHandler();
 
   // ConfigurationPolicyHandler methods:
   virtual bool CheckPolicySettings(const PolicyMap& policies,
                                    PolicyErrorMap* errors) OVERRIDE;
   virtual void ApplyPolicySettings(const PolicyMap& policies,
                                    PrefValueMap* prefs) OVERRIDE;
 
  private:
   void ApplyPolicySettingsFromHomePage(const PolicyMap& policies,
                                        PrefValueMap* prefs);
 
   DISALLOW_COPY_AND_ASSIGN(RestoreOnStartupPolicyHandler);
 };
 
 }  // namespace policy
 
 #endif  // CHROME_BROWSER_POLICY_CONFIGURATION_POLICY_HANDLER_H_