Remove PrefServiceSimple, replacing it with PrefService and PrefRegistrySimple.

chrome/browser/policy/auto_enrollment_client.cc

 // Copyright (c) 2012 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/policy/auto_enrollment_client.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/guid.h"
 #include "base/location.h"
@@ skipping 74 matching lines @@
       device_management_service_(service),
       local_state_(local_state) {
   DCHECK_LE(power_initial_, power_limit_);
   if (!serial_number.empty())
     serial_number_hash_ = crypto::SHA256HashString(serial_number);
 }
 
 AutoEnrollmentClient::~AutoEnrollmentClient() {}
 
 // static
-void AutoEnrollmentClient::RegisterPrefs(PrefServiceSimple* local_state) {
+void AutoEnrollmentClient::RegisterPrefs(PrefRegistrarSimple* local_state) {
   local_state->RegisterBooleanPref(prefs::kShouldAutoEnroll, false);
   local_state->RegisterIntegerPref(prefs::kAutoEnrollmentPowerLimit, -1);
 }
 
 // static
 bool AutoEnrollmentClient::IsDisabled() {
   CommandLine* command_line = CommandLine::ForCurrentProcess();
   return
       !command_line->HasSwitch(switches::kEnterpriseEnrollmentInitialModulus) &&
       !command_line->HasSwitch(switches::kEnterpriseEnrollmentModulusLimit);
@@ skipping 221 matching lines @@
   // This samples |kZero| when there was no need for extra time, so that we can
   // measure the ratio of users that succeeded without needing a delay to the
   // total users going through OOBE.
   UMA_HISTOGRAM_CUSTOM_TIMES(kExtraTime, delta, kMin, kMax, kBuckets);
 
   if (!completion_callback_.is_null())
     completion_callback_.Run();
 }
 
 }  // namespace policy