Add TrackedPreferenceValidationDelegate

chrome/browser/prefs/profile_pref_store_manager.h

 // Copyright 2014 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_PREFS_PROFILE_PREF_STORE_MANAGER_H_
 #define CHROME_BROWSER_PREFS_PROFILE_PREF_STORE_MANAGER_H_
 
 #include <string>
 #include <vector>
 
 #include "base/files/file_path.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/prefs/pref_hash_filter.h"
 
 class PersistentPrefStore;
 class PrefHashStoreImpl;
 class PrefService;
+class TrackedPreferenceValidationDelegate;
 
 namespace base {
 class DictionaryValue;
 class SequencedTaskRunner;
 }  // namespace base
 
 namespace user_prefs {
 class PrefRegistrySyncable;
 }  // namespace user_prefs
 
@@ skipping 44 matching lines @@
 
   // Clears the time of the last preference reset event, if any, for
   // |pref_service|. Assumes that |pref_service| is backed by a PrefStore that
   // was built by ProfilePrefStoreManager.
   static void ClearResetTime(PrefService* pref_service);
 
   // Deletes stored hashes for the managed profile.
   void ResetPrefHashStore();
 
   // Creates a PersistentPrefStore providing access to the user preferences of
-  // the managed profile.
+  // the managed profile. An optional |validation_delegate| will be notified
+  // of the status of each tracked preference as they are checked.
   PersistentPrefStore* CreateProfilePrefStore(
-      const scoped_refptr<base::SequencedTaskRunner>& io_task_runner);
+      const scoped_refptr<base::SequencedTaskRunner>& io_task_runner,
+      TrackedPreferenceValidationDelegate* validation_delegate);
 
   // Checks the presence/version of the hash store for the managed profile and
   // creates or updates it if necessary. Completes asynchronously and is safe if
   // the preferences/hash store are concurrently loaded/manipulated by another
   // task.
   void UpdateProfileHashStoreIfRequired(
       const scoped_refptr<base::SequencedTaskRunner>& io_task_runner);
 
   // Initializes the preferences for the managed profile with the preference
   // values in |master_prefs|. Acts synchronously, including blocking IO.
@@ skipping 16 matching lines @@
       tracking_configuration_;
   const size_t reporting_ids_count_;
   const std::string seed_;
   const std::string device_id_;
   PrefService* local_state_;
 
   DISALLOW_COPY_AND_ASSIGN(ProfilePrefStoreManager);
 };
 
 #endif  // CHROME_BROWSER_PREFS_PROFILE_PREF_STORE_MANAGER_H_