Update chrome for new prefs location.

chrome/browser/metrics/extensions_metrics_provider_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 "chrome/browser/metrics/extensions_metrics_provider.h"
 
 #include <stdint.h>
 
 #include <string>
 
 #include "base/memory/scoped_ptr.h"
-#include "base/prefs/testing_pref_service.h"
 #include "components/metrics/client_info.h"
 #include "components/metrics/metrics_service.h"
 #include "components/metrics/metrics_state_manager.h"
 #include "components/metrics/proto/system_profile.pb.h"
+#include "components/prefs/testing_pref_service.h"
 #include "extensions/common/extension.h"
 #include "extensions/common/extension_builder.h"
 #include "extensions/common/extension_set.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace {
 
 bool IsMetricsReportingEnabled() {
   return true;
 }
@@ skipping 85 matching lines @@
           &local_state,
           base::Bind(&IsMetricsReportingEnabled),
           base::Bind(&StoreNoClientInfoBackup),
           base::Bind(&ReturnNoBackup)));
   TestExtensionsMetricsProvider extension_metrics(metrics_state_manager.get());
   extension_metrics.ProvideSystemProfileMetrics(&system_profile);
   ASSERT_EQ(2, system_profile.occupied_extension_bucket_size());
   EXPECT_EQ(10, system_profile.occupied_extension_bucket(0));
   EXPECT_EQ(1007, system_profile.occupied_extension_bucket(1));
 }