Replace base::Callback with base::OnceCallback in base::PendingTask

components/timers/alarm_timer_chromeos.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/timers/alarm_timer_chromeos.h"
 
 #include <stdint.h>
 #include <sys/timerfd.h>
 #include <utility>
 
@@ skipping 420 matching lines @@
 
   // Re-schedule or stop the timer as requested.
   if (base::Timer::is_repeating())
     Reset();
   else
     Stop();
 
   TRACE_TASK_EXECUTION("AlarmTimer::OnTimerFired", *pending_user_task);
 
   // Now run the user task.
-  base::MessageLoop::current()->task_annotator()->RunTask("AlarmTimer::Reset",
-                                                          *pending_user_task);
+  base::MessageLoop::current()->task_annotator()->RunTask(
+      "AlarmTimer::Reset",
+      pending_user_task.get());
 }
 
 OneShotAlarmTimer::OneShotAlarmTimer() : AlarmTimer(false, false) {
 }
 
 OneShotAlarmTimer::~OneShotAlarmTimer() {
 }
 
 RepeatingAlarmTimer::RepeatingAlarmTimer() : AlarmTimer(true, true) {
 }
@@ skipping 14 matching lines @@
 SimpleAlarmTimer::SimpleAlarmTimer(const tracked_objects::Location& posted_from,
                                    base::TimeDelta delay,
                                    const base::Closure& user_task)
     : AlarmTimer(posted_from, delay, user_task, false) {
 }
 
 SimpleAlarmTimer::~SimpleAlarmTimer() {
 }
 
 }  // namespace timers