base: Use std::move() instead of Pass() for real movable types.

base/power_monitor/power_monitor.cc

 // Copyright 2013 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 "base/power_monitor/power_monitor.h"
+
+#include <utility>
+
 #include "base/power_monitor/power_monitor_source.h"
 
 namespace base {
 
 static PowerMonitor* g_power_monitor = NULL;
 
 PowerMonitor::PowerMonitor(scoped_ptr<PowerMonitorSource> source)
     : observers_(new ObserverListThreadSafe<PowerObserver>()),
-      source_(source.Pass()) {
+      source_(std::move(source)) {
   DCHECK(!g_power_monitor);
   g_power_monitor = this;
 }
 
 PowerMonitor::~PowerMonitor() {
   DCHECK_EQ(this, g_power_monitor);
   g_power_monitor = NULL;
 }
 
 // static
@@ skipping 28 matching lines @@
   DVLOG(1) << "Power Suspending";
   observers_->Notify(FROM_HERE, &PowerObserver::OnSuspend);
 }
 
 void PowerMonitor::NotifyResume() {
   DVLOG(1) << "Power Resuming";
   observers_->Notify(FROM_HERE, &PowerObserver::OnResume);
 }
 
 }  // namespace base