WIP: Pref service: use the incognito support from Chrome

chrome/browser/prefs/browser_prefs.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_BROWSER_PREFS_H_
 #define CHROME_BROWSER_PREFS_BROWSER_PREFS_H_
 
 #include <set>
 
 #include "build/build_config.h"
@@ skipping 32 matching lines @@
 
 // Migrate/cleanup deprecated prefs in |profile|'s pref store. Over time, long
 // deprecated prefs should be removed as new ones are added, but this call
 // should never go away (even if it becomes an empty call for some time) as it
 // should remain *the* place to drop deprecated profile prefs at.
 void MigrateObsoleteProfilePrefs(Profile* profile);
 
 // The pref stores Chrome expects to exist.
 std::set<PrefValueStore::PrefStoreType> ExpectedPrefStores();
 
+// The pref stores Chrome expects to exist for incognito.
+std::set<PrefValueStore::PrefStoreType> ExpectedIncognitoPrefStores();
+
 // The pref stores Chrome creates in-process (and thus doesn't need to connect
 // to through the pref service).
 std::set<PrefValueStore::PrefStoreType> InProcessPrefStores();
 
+std::set<PrefValueStore::PrefStoreType> InProcessIncognitoPrefStores();
+
 }  // namespace chrome
 
 #endif  // CHROME_BROWSER_PREFS_BROWSER_PREFS_H_