Oilpan: Move the EventListener hierarchy to Oilpan's heap

Source/modules/serviceworkers/ServiceWorkerGlobalScope.cpp

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 144 matching lines @@
 
 void ServiceWorkerGlobalScope::setRegistration(WebServiceWorkerRegistration* registration)
 {
     if (!executionContext()) {
         ServiceWorkerRegistration::dispose(registration);
         return;
     }
     m_registration = ServiceWorkerRegistration::from(executionContext(), registration);
 }
 
-bool ServiceWorkerGlobalScope::addEventListener(const AtomicString& eventType, PassRefPtr<EventListener> listener, bool useCapture)
+bool ServiceWorkerGlobalScope::addEventListener(const AtomicString& eventType, PassRefPtrWillBeRawPtr<EventListener> listener, bool useCapture)
 {
     if (m_didEvaluateScript) {
         if (eventType == EventTypeNames::install) {
             RefPtrWillBeRawPtr<ConsoleMessage> consoleMessage = ConsoleMessage::create(JSMessageSource, WarningMessageLevel, "Event handler of 'install' event must be added on the initial evaluation of worker script.");
             addMessageToWorkerConsole(consoleMessage.release());
         } else if (eventType == EventTypeNames::activate) {
             RefPtrWillBeRawPtr<ConsoleMessage> consoleMessage = ConsoleMessage::create(JSMessageSource, WarningMessageLevel, "Event handler of 'activate' event must be added on the initial evaluation of worker script.");
             addMessageToWorkerConsole(consoleMessage.release());
         }
     }
@@ skipping 59 matching lines @@
 }
 
 void ServiceWorkerGlobalScope::scriptLoaded(size_t scriptSize, size_t cachedMetadataSize)
 {
     ++m_scriptCount;
     m_scriptTotalSize += scriptSize;
     m_scriptCachedMetadataTotalSize += cachedMetadataSize;
 }
 
 } // namespace blink