components: Move PrefRegistrySyncable into user_prefs namespace.

chrome/browser/media_galleries/media_galleries_preferences.cc

 // 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.
 
 #include "chrome/browser/media_galleries/media_galleries_preferences.h"
 
 #include "base/path_service.h"
 #include "base/prefs/pref_service.h"
 #include "base/stl_util.h"
 #include "base/string16.h"
@@ skipping 644 matching lines @@
 
 // static
 bool MediaGalleriesPreferences::APIHasBeenUsed(Profile* profile) {
   MediaGalleryPrefId current_id =
       profile->GetPrefs()->GetUint64(prefs::kMediaGalleriesUniqueId);
   return current_id != kInvalidMediaGalleryPrefId + 1;
 }
 
 // static
 void MediaGalleriesPreferences::RegisterUserPrefs(
-    PrefRegistrySyncable* registry) {
+    user_prefs::PrefRegistrySyncable* registry) {
   registry->RegisterListPref(prefs::kMediaGalleriesRememberedGalleries,
-                             PrefRegistrySyncable::UNSYNCABLE_PREF);
-  registry->RegisterUint64Pref(prefs::kMediaGalleriesUniqueId,
-                               kInvalidMediaGalleryPrefId + 1,
-                               PrefRegistrySyncable::UNSYNCABLE_PREF);
+                             user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
+  registry->RegisterUint64Pref(
+      prefs::kMediaGalleriesUniqueId,
+      kInvalidMediaGalleryPrefId + 1,
+      user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
 }
 
 extensions::ExtensionPrefs*
 MediaGalleriesPreferences::GetExtensionPrefs() const {
   ExtensionService* extension_service =
       extensions::ExtensionSystem::Get(profile_)->extension_service();
   return extension_service->extension_prefs();
 }
 
 }  // namespace chrome