Oilpan: Replace most of RefPtrs for Event objects with oilpan's transition types

Source/core/svg/SVGDocument.cpp

 /*
  * Copyright (C) 2004, 2005 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 33 matching lines @@
     return isSVGSVGElement(elem) ? toSVGSVGElement(elem) : 0;
 }
 
 SVGSVGElement* SVGDocument::rootElement() const
 {
     return rootElement(*this);
 }
 
 void SVGDocument::dispatchZoomEvent(float prevScale, float newScale)
 {
-    RefPtr<SVGZoomEvent> event = SVGZoomEvent::create();
+    RefPtrWillBeRawPtr<SVGZoomEvent> event = SVGZoomEvent::create();
     event->initEvent(EventTypeNames::zoom, true, false);
     event->setPreviousScale(prevScale);
     event->setNewScale(newScale);
     rootElement()->dispatchEvent(event.release(), IGNORE_EXCEPTION);
 }
 
 void SVGDocument::dispatchScrollEvent()
 {
-    RefPtr<Event> event = Event::create();
+    RefPtrWillBeRawPtr<Event> event = Event::create();
     event->initEvent(EventTypeNames::scroll, true, false);
     rootElement()->dispatchEvent(event.release(), IGNORE_EXCEPTION);
 }
 
 bool SVGDocument::zoomAndPanEnabled() const
 {
     if (SVGSVGElement* svg = rootElement()) {
         if (svg->useCurrentView()) {
             if (svg->currentView())
                 return svg->currentView()->zoomAndPan() == SVGZoomAndPanMagnify;
@@ skipping 19 matching lines @@
             renderer()->repaint();
     }
 }
 
 PassRefPtr<Document> SVGDocument::cloneDocumentWithoutChildren()
 {
     return create(DocumentInit(url()));
 }
 
 }