Update components for new prefs location.

components/syncable_prefs/pref_model_associator_unittest.cc

 // Copyright (c) 2011 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 "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
-#include "base/prefs/scoped_user_pref_update.h"
 #include "base/values.h"
+#include "components/prefs/scoped_user_pref_update.h"
 #include "components/syncable_prefs/pref_model_associator.h"
 #include "components/syncable_prefs/pref_model_associator_client.h"
 #include "components/syncable_prefs/pref_service_mock_factory.h"
 #include "components/syncable_prefs/pref_service_syncable.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace syncable_prefs {
 
 namespace {
 
@@ skipping 437 matching lines @@
   base::DictionaryValue server_patterns_;
 };
 
 TEST_F(IndividualPreferenceMergeTest, ListPreference) {
   EXPECT_TRUE(MergeListPreference(kListPrefName));
 }
 
 }  // namespace
 
 }  // namespace syncable_prefs