components: Move PrefRegistrySyncable into user_prefs namespace.

chrome/browser/sync/profile_sync_service_preference_unittest.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 <map>
 #include <string>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/callback.h"
@@ skipping 109 matching lines @@
 
   virtual void SetUp() {
     AbstractProfileSyncServiceTest::SetUp();
     profile_.reset(new TestingProfile());
     profile_->CreateRequestContext();
     prefs_ = profile_->GetTestingPrefService();
 
     prefs_->registry()->RegisterStringPref(
         not_synced_preference_name_.c_str(),
         not_synced_preference_default_value_,
-        PrefRegistrySyncable::UNSYNCABLE_PREF);
+        user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
   }
 
   virtual void TearDown() {
     profile_.reset();
     AbstractProfileSyncServiceTest::TearDown();
   }
 
   int GetSyncPreferenceCount() {
     syncer::ReadTransaction trans(FROM_HERE, sync_service_->GetUserShare());
     syncer::ReadNode node(&trans);
@@ skipping 535 matching lines @@
   EXPECT_FALSE(pref->IsDefaultValue());
   // There should be no synced value.
   EXPECT_TRUE(GetSyncedValue(prefs::kHomePage) == NULL);
   // Switch kHomePage back to unmanaged.
   profile_->GetTestingPrefService()->RemoveManagedPref(prefs::kHomePage);
   // The original value should be picked up.
   EXPECT_TRUE(pref->IsDefaultValue());
   // There should still be no synced value.
   EXPECT_TRUE(GetSyncedValue(prefs::kHomePage) == NULL);
 }