Revert 182279 due to failure in CloudPolicyTest.FetchPolicyWithRotatedKey on ChromeOS Asan bots.

chrome/browser/policy/user_cloud_policy_store_chromeos.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_USER_CLOUD_POLICY_STORE_CHROMEOS_H_
 #define CHROME_BROWSER_POLICY_USER_CLOUD_POLICY_STORE_CHROMEOS_H_
 
 #include <string>
-#include <vector>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/file_path.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/policy/cloud_policy_validator.h"
 #include "chrome/browser/policy/user_cloud_policy_store_base.h"
-#include "chromeos/dbus/dbus_method_call_status.h"
 
 namespace chromeos {
-class CryptohomeClient;
 class SessionManagerClient;
 }
 
 namespace policy {
 
 class LegacyPolicyCacheLoader;
 
 // Implements a cloud policy store backed by the Chrome OS' session_manager,
 // which takes care of persisting policy to disk and is accessed via DBus calls
 // through SessionManagerClient.
 //
 // Additionally, this class drives legacy UserPolicyTokenCache and
 // UserPolicyDiskCache instances, migrating policy from these to session_manager
 // storage on the fly.
 class UserCloudPolicyStoreChromeOS : public UserCloudPolicyStoreBase {
  public:
   UserCloudPolicyStoreChromeOS(
-      chromeos::CryptohomeClient* cryptohome_client,
       chromeos::SessionManagerClient* session_manager_client,
       const std::string& username,
-      const base::FilePath& user_policy_key_dir,
       const base::FilePath& legacy_token_cache_file,
       const base::FilePath& legacy_policy_cache_file);
   virtual ~UserCloudPolicyStoreChromeOS();
 
   // CloudPolicyStore:
   virtual void Store(
       const enterprise_management::PolicyFetchResponse& policy) OVERRIDE;
   virtual void Load() OVERRIDE;
 
  private:
-  // Starts validation of |policy| before storing it.
-  void ValidatePolicyForStore(
-      scoped_ptr<enterprise_management::PolicyFetchResponse> policy);
+  // Called back from SessionManagerClient for policy load operations.
+  void OnPolicyRetrieved(const std::string& policy_blob);
 
-  // Completion handler for policy validation on the Store() path.
-  // Starts a store operation if the validation succeeded.
+  // Completion handler for policy validation on the Load() path. Installs the
+  // policy and publishes it if validation succeeded.
+  void OnRetrievedPolicyValidated(UserCloudPolicyValidator* validator);
+
+  // Completion handler for policy validation on the Load() path. Starts a store
+  // operation if the validation succeeded.
   void OnPolicyToStoreValidated(UserCloudPolicyValidator* validator);
 
   // Called back from SessionManagerClient for policy store operations.
   void OnPolicyStored(bool);
 
-  // Called back from SessionManagerClient for policy load operations.
-  void OnPolicyRetrieved(const std::string& policy_blob);
-
-  // Starts validation of the loaded |policy| before installing it.
-  void ValidateRetrievedPolicy(
-      scoped_ptr<enterprise_management::PolicyFetchResponse> policy);
-
-  // Completion handler for policy validation on the Load() path. Installs the
-  // policy and publishes it if validation succeeded.
-  void OnRetrievedPolicyValidated(UserCloudPolicyValidator* validator);
+  // Starts policy blob validation.
+  void Validate(
+      scoped_ptr<enterprise_management::PolicyFetchResponse> policy,
+      const UserCloudPolicyValidator::CompletionCallback& callback);
 
   // Callback for loading legacy caches.
   void OnLegacyLoadFinished(
       const std::string& dm_token,
       const std::string& device_id,
       Status status,
       scoped_ptr<enterprise_management::PolicyFetchResponse>);
 
   // Completion callback for legacy policy validation.
   void OnLegacyPolicyValidated(const std::string& dm_token,
                                const std::string& device_id,
                                UserCloudPolicyValidator* validator);
 
   // Installs legacy tokens.
   void InstallLegacyTokens(const std::string& dm_token,
                            const std::string& device_id);
 
   // Removes the passed-in legacy cache directory.
   static void RemoveLegacyCacheDir(const base::FilePath& dir);
 
-  // Invokes |callback| after reloading |policy_key_|.
-  void ReloadPolicyKey(const base::Closure& callback);
-
-  // Reads the contents of |path| into |key|.
-  static void LoadPolicyKey(const FilePath& path, std::vector<uint8>* key);
-
-  // Callback for the key reloading.
-  void OnPolicyKeyReloaded(std::vector<uint8>* key,
-                           const base::Closure& callback);
-
-  // Invokes |callback| after creating |policy_key_|, if it hasn't been created
-  // yet; otherwise invokes |callback| immediately.
-  void EnsurePolicyKeyLoaded(const base::Closure& callback);
-
-  // Callback for getting the sanitized username from |cryptohome_client_|.
-  void OnGetSanitizedUsername(const base::Closure& callback,
-                              chromeos::DBusMethodCallStatus call_status,
-                              const std::string& sanitized_username);
-
-  chromeos::CryptohomeClient* cryptohome_client_;
   chromeos::SessionManagerClient* session_manager_client_;
   const std::string username_;
-  base::FilePath user_policy_key_dir_;
 
   base::WeakPtrFactory<UserCloudPolicyStoreChromeOS> weak_factory_;
 
   // TODO(mnissler): Remove all the legacy policy support members below after
   // the number of pre-M20 clients drops back to zero.
   base::FilePath legacy_cache_dir_;
   scoped_ptr<LegacyPolicyCacheLoader> legacy_loader_;
   bool legacy_caches_loaded_;
 
-  bool policy_key_loaded_;
-  FilePath policy_key_path_;
-  std::vector<uint8> policy_key_;
-
   DISALLOW_COPY_AND_ASSIGN(UserCloudPolicyStoreChromeOS);
 };
 
 }  // namespace policy
 
 #endif  // CHROME_BROWSER_POLICY_USER_CLOUD_POLICY_STORE_CHROMEOS_H_