Oilpan: add transition types to Navigator and its supplements.

Source/modules/battery/BatteryManager.cpp

 // 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 "config.h"
 #include "modules/battery/BatteryManager.h"
 
 #include "RuntimeEnabledFeatures.h"
 #include "core/events/Event.h"
 #include "modules/battery/BatteryStatus.h"
 #include <limits>
 
 namespace WebCore {
 
-PassRefPtr<BatteryManager> BatteryManager::create(ExecutionContext* context)
+PassRefPtrWillBeRawPtr<BatteryManager> BatteryManager::create(ExecutionContext* context)
 {
-    return adoptRef(new BatteryManager(context));
+    return adoptRefWillBeRefCountedGarbageCollected(new BatteryManager(context));
 }
 
 BatteryManager::~BatteryManager()
 {
 }
 
 BatteryManager::BatteryManager(ExecutionContext* context)
     : ContextLifecycleObserver(context)
     , m_batteryStatus(nullptr)
 {
@@ skipping 27 matching lines @@
 
 void BatteryManager::didChangeBatteryStatus(PassRefPtr<Event> event, PassOwnPtr<BatteryStatus> batteryStatus)
 {
     ASSERT(RuntimeEnabledFeatures::batteryStatusEnabled());
 
     m_batteryStatus = batteryStatus;
     dispatchEvent(event);
 }
 
 } // namespace WebCore