Implement cloud policy invalidations using the invalidation service framework.

chrome/browser/policy/cloud/user_cloud_policy_store_base.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_USER_CLOUD_POLICY_STORE_BASE_H_
 #define CHROME_BROWSER_POLICY_CLOUD_USER_CLOUD_POLICY_STORE_BASE_H_
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/policy/cloud/cloud_policy_store.h"
 
 namespace policy {
 
 // Base class that implements common cross-platform UserCloudPolicyStore
 // functionality.
 class UserCloudPolicyStoreBase : public CloudPolicyStore {
  public:
   UserCloudPolicyStoreBase();
   virtual ~UserCloudPolicyStoreBase();
 
  protected:
   // Creates a validator configured to validate a user policy. The caller owns
   // the resulting object until StartValidation() is invoked.
   scoped_ptr<UserCloudPolicyValidator> CreateValidator(
       scoped_ptr<enterprise_management::PolicyFetchResponse> policy);
 
-  // Sets |policy_data| and |payload| as the active policy.
+  // Sets |policy_data| and |payload| with hash |policy_hash_value| as the
+  // active policy.
   void InstallPolicy(
       scoped_ptr<enterprise_management::PolicyData> policy_data,
-      scoped_ptr<enterprise_management::CloudPolicySettings> payload);
+      scoped_ptr<enterprise_management::CloudPolicySettings> payload,
+      uint32 policy_hash_value);
 
  private:
   DISALLOW_COPY_AND_ASSIGN(UserCloudPolicyStoreBase);
 };
 
 }  // namespace policy
 
 #endif  // CHROME_BROWSER_POLICY_CLOUD_USER_CLOUD_POLICY_STORE_BASE_H_