Revert of Delete base/prefs and update callers to use components.

components/gcm_driver/gcm_channel_status_syncer.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/gcm_driver/gcm_channel_status_syncer.h"
 
 #include <stdint.h>
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/location.h"
 #include "base/logging.h"
+#include "base/prefs/pref_registry_simple.h"
+#include "base/prefs/pref_service.h"
 #include "base/rand_util.h"
 #include "base/single_thread_task_runner.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/thread_task_runner_handle.h"
 #include "components/gcm_driver/gcm_channel_status_request.h"
 #include "components/gcm_driver/gcm_driver.h"
 #include "components/pref_registry/pref_registry_syncable.h"
-#include "components/prefs/pref_registry_simple.h"
-#include "components/prefs/pref_service.h"
 
 namespace gcm {
 
 namespace {
 
 // A small delay to avoid sending request at browser startup time for first-time
 // request.
 const int kFirstTimeDelaySeconds = 1 * 60;  // 1 minute.
 
 // The fuzzing variation added to the polling delay.
@@ skipping 195 matching lines @@
     // Otherwise, add a fuzzing variation to the delay.
     // The fuzzing variation is off when the custom interval is used.
     if (!custom_poll_interval_use_count_)
       delay_seconds += base::RandInt(0, kGCMChannelRequestTimeJitterSeconds);
   }
 
   return base::TimeDelta::FromSeconds(delay_seconds);
 }
 
 }  // namespace gcm