Update components for new prefs location.

components/metrics/metrics_service_accessor.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 "components/metrics/metrics_service_accessor.h"
 
 #include "base/base_switches.h"
 #include "base/command_line.h"
-#include "base/prefs/pref_service.h"
 #include "components/metrics/metrics_pref_names.h"
 #include "components/metrics/metrics_service.h"
+#include "components/prefs/pref_service.h"
 #include "components/variations/metrics_util.h"
 
 namespace metrics {
 
 // static
 bool MetricsServiceAccessor::IsMetricsReportingEnabled(
     PrefService* pref_service) {
   return IsMetricsReportingEnabledWithPrefValue(
       pref_service->GetBoolean(prefs::kMetricsReportingEnabled));
 }
@@ skipping 39 matching lines @@
     uint32_t group_name_hash) {
   if (!metrics_service)
     return false;
 
   variations::SyntheticTrialGroup trial_group(trial_name_hash, group_name_hash);
   metrics_service->RegisterSyntheticFieldTrial(trial_group);
   return true;
 }
 
 }  // namespace metrics