Update components for new prefs location.

components/policy/core/browser/configuration_policy_pref_store_unittest.cc

 // Copyright 2014 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 <string>
 
 #include "base/callback.h"
 #include "base/files/file_path.h"
-#include "base/prefs/pref_store_observer_mock.h"
 #include "base/run_loop.h"
 #include "components/policy/core/browser/configuration_policy_handler.h"
 #include "components/policy/core/browser/configuration_policy_pref_store.h"
 #include "components/policy/core/browser/configuration_policy_pref_store_test.h"
 #include "components/policy/core/common/external_data_fetcher.h"
 #include "components/policy/core/common/policy_details.h"
 #include "components/policy/core/common/policy_map.h"
 #include "components/policy/core/common/policy_pref_names.h"
 #include "components/policy/core/common/policy_service_impl.h"
 #include "components/policy/core/common/policy_types.h"
+#include "components/prefs/pref_store_observer_mock.h"
 #include "testing/gmock/include/gmock/gmock.h"
 
 // Note: this file should move to components/policy/core/browser, but the
 // components_unittests runner does not load the ResourceBundle as
 // ChromeTestSuite::Initialize does, which leads to failures using
 // PolicyErrorMap.
 
 using testing::Mock;
 using testing::Return;
 using testing::_;
@@ skipping 189 matching lines @@
       .WillRepeatedly(Return(true));
   PolicyMap policy;
   UpdateProviderPolicy(policy);
   EXPECT_TRUE(observer_.initialized);
   EXPECT_TRUE(observer_.initialization_success);
   Mock::VerifyAndClearExpectations(&observer_);
   EXPECT_TRUE(store_->IsInitializationComplete());
 }
 
 }  // namespace policy