components: Move PrefRegistrySyncable into user_prefs namespace.

chrome/browser/extensions/extension_service_unittest.cc

 // Copyright (c) 2013 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/extensions/extension_service_unittest.h"
 
 #include <algorithm>
 #include <set>
 #include <vector>
 
@@ skipping 437 matching lines @@
   MessageLoop::current()->RunUntilIdle();
 }
 
 void ExtensionServiceTestBase::InitializeExtensionService(
     const ExtensionServiceTestBase::ExtensionServiceInitParams& params) {
   TestingProfile::Builder profile_builder;
   // Create a PrefService that only contains user defined preference values.
   PrefServiceMockBuilder builder;
   builder.WithUserFilePrefs(
       params.pref_file, loop_.message_loop_proxy());
-  scoped_refptr<PrefRegistrySyncable> registry(new PrefRegistrySyncable);
+  scoped_refptr<user_prefs::PrefRegistrySyncable> registry(
+      new user_prefs::PrefRegistrySyncable);
   scoped_ptr<PrefServiceSyncable> prefs(builder.CreateSyncable(registry));
   chrome::RegisterUserPrefs(registry);
   profile_builder.SetPrefService(prefs.Pass());
   profile_builder.SetPath(params.profile_path);
   profile_ = profile_builder.Build();
 
   TestExtensionSystem* system = static_cast<TestExtensionSystem*>(
       ExtensionSystem::Get(profile_.get()));
   if (!params.is_first_run) {
     ExtensionPrefs* prefs = system->CreateExtensionPrefs(
@@ skipping 5500 matching lines @@
       new MockExtensionProvider(service_, Manifest::EXTERNAL_PREF);
   AddMockExternalProvider(provider);
   provider->UpdateOrAddExtension(updates_from_webstore, "1", crx_path);
 
   service_->CheckForExternalUpdates();
   loop_.RunUntilIdle();
   EXPECT_TRUE(extensions::HasExternalInstallError(service_));
   EXPECT_FALSE(extensions::HasExternalInstallBubble(service_));
   EXPECT_FALSE(service_->IsExtensionEnabled(updates_from_webstore));
 }