Oilpan: Build fix after r170389

Source/core/events/ApplicationCacheErrorEvent.h

 // 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.
 
 #ifndef ApplicationCacheErrorEvent_h
 #define ApplicationCacheErrorEvent_h
 
 #include "core/events/Event.h"
 #include "core/events/ThreadLocalEventNames.h"
 #include "core/loader/appcache/ApplicationCacheHost.h"
 #include "public/platform/WebApplicationCacheHostClient.h"
 
 namespace WebCore {
 
 class ApplicationCacheErrorEvent;
 
 struct ApplicationCacheErrorEventInit : public EventInit {
     ApplicationCacheErrorEventInit();
 
     String reason;
     String url;
     int status;
     String message;
 };
 
 class ApplicationCacheErrorEvent FINAL : public Event {
 public:
     virtual ~ApplicationCacheErrorEvent();
 
-    static PassRefPtr<ApplicationCacheErrorEvent> create()
+    static PassRefPtrWillBeRawPtr<ApplicationCacheErrorEvent> create()
     {
-        return adoptRef(new ApplicationCacheErrorEvent);
+        return adoptRefWillBeRefCountedGarbageCollected(new ApplicationCacheErrorEvent);
     }
 
-    static PassRefPtr<ApplicationCacheErrorEvent> create(blink::WebApplicationCacheHost::ErrorReason reason, const String& url, int status, const String& message)
+    static PassRefPtrWillBeRawPtr<ApplicationCacheErrorEvent> create(blink::WebApplicationCacheHost::ErrorReason reason, const String& url, int status, const String& message)
     {
-        return adoptRef(new ApplicationCacheErrorEvent(reason, url, status, message));
+        return adoptRefWillBeRefCountedGarbageCollected(new ApplicationCacheErrorEvent(reason, url, status, message));
     }
 
-    static PassRefPtr<ApplicationCacheErrorEvent> create(const AtomicString& eventType, const ApplicationCacheErrorEventInit& initializer)
+    static PassRefPtrWillBeRawPtr<ApplicationCacheErrorEvent> create(const AtomicString& eventType, const ApplicationCacheErrorEventInit& initializer)
     {
-        return adoptRef(new ApplicationCacheErrorEvent(eventType, initializer));
+        return adoptRefWillBeRefCountedGarbageCollected(new ApplicationCacheErrorEvent(eventType, initializer));
     }
 
     const String& reason() const { return m_reason; }
     const String& url() const { return m_url; }
     int status() const { return m_status; }
     const String& message() const { return m_message; }
 
     virtual const AtomicString& interfaceName() const OVERRIDE { return EventNames::ApplicationCacheErrorEvent; }
 
+    virtual void trace(Visitor*) OVERRIDE;
+
 private:
     ApplicationCacheErrorEvent();
     ApplicationCacheErrorEvent(blink::WebApplicationCacheHost::ErrorReason, const String& url, int status, const String& message);
     ApplicationCacheErrorEvent(const AtomicString& eventType, const ApplicationCacheErrorEventInit& initializer);
 
     String m_reason;
     String m_url;
     int m_status;
     String m_message;
 };
 
 } // namespace WebCore
 
 #endif // ApplicationCacheErrorEvent_h