Refactor pref code out of ProfileImpl.

chrome/browser/prefs/chrome_pref_service_factory.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_PREFS_CHROME_PREF_SERVICE_FACTORY_H_
 #define CHROME_BROWSER_PREFS_CHROME_PREF_SERVICE_FACTORY_H_
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 
@@ skipping 39 matching lines @@
     base::SequencedTaskRunner* pref_io_task_runner,
     policy::PolicyService* policy_service,
     const scoped_refptr<PrefRegistry>& pref_registry,
     bool async);
 
 scoped_ptr<PrefServiceSyncable> CreateProfilePrefs(
     const base::FilePath& pref_filename,
     base::SequencedTaskRunner* pref_io_task_runner,
     policy::PolicyService* policy_service,
     ManagedUserSettingsService* managed_user_settings,
-    scoped_ptr<PrefHashStore> pref_hash_store,
     const scoped_refptr<PrefStore>& extension_prefs,
     const scoped_refptr<user_prefs::PrefRegistrySyncable>& pref_registry,
     bool async);
 
-// Initializes a preference hash store for the profile preferences file at
-// |pref_filename| without actually loading the profile.
-void InitializeHashStoreForPrefFile(
-    const base::FilePath& pref_filename,
-    base::SequencedTaskRunner* pref_io_task_runner,
-    scoped_ptr<PrefHashStore> pref_hash_store);
+// Schedules verification of the path resolution of the preferences file under
+// |profile_path|.
+void SchedulePrefsFilePathVerification(const base::FilePath& profile_path);
+
+// Initializes the PrefHashStore for the profile preferences file under
+// |profile_path| without actually loading that profile.
+void InitializePrefHashStoreIfRequired(
+    const base::FilePath& profile_path);
+
+// Resets the contents of the preference hash store for the profile at
+// |profile_path|.
+void ResetPrefHashStore(const base::FilePath& profile_path);
 
 }  // namespace chrome_prefs
 
 #endif  // CHROME_BROWSER_PREFS_CHROME_PREF_SERVICE_FACTORY_H_