Oilpan: Remove ref counting from EventTarget and all uses of Pass/RefPtr<EventTarget>.

Source/core/dom/Touch.h

 /*
  * Copyright 2008, The Android Open Source Project
  *
  * 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 copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 20 matching lines @@
 #include "platform/geometry/LayoutPoint.h"
 #include "platform/heap/Handle.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/RefCounted.h"
 #include "wtf/RefPtr.h"
 
 namespace WebCore {
 
 class LocalFrame;
 
-class Touch : public RefCountedWillBeGarbageCollectedFinalized<Touch>, public ScriptWrappable {
+class Touch FINAL : public RefCountedWillBeGarbageCollectedFinalized<Touch>, public ScriptWrappable {
 public:
     static PassRefPtrWillBeRawPtr<Touch> create(LocalFrame* frame, EventTarget* target,
             unsigned identifier, int screenX, int screenY, int pageX, int pageY,
             int radiusX, int radiusY, float rotationAngle, float force)
     {
         return adoptRefWillBeNoop(new Touch(frame, target, identifier, screenX,
                 screenY, pageX, pageY, radiusX, radiusY, rotationAngle, force));
     }
 
     EventTarget* target() const { return m_target.get(); }
     unsigned identifier() const { return m_identifier; }
     int clientX() const { return m_clientX; }
     int clientY() const { return m_clientY; }
     int screenX() const { return m_screenX; }
     int screenY() const { return m_screenY; }
     int pageX() const { return m_pageX; }
     int pageY() const { return m_pageY; }
     int webkitRadiusX() const { return m_radiusX; }
     int webkitRadiusY() const { return m_radiusY; }
     float webkitRotationAngle() const { return m_rotationAngle; }
     float webkitForce() const { return m_force; }
     const LayoutPoint& absoluteLocation() const { return m_absoluteLocation; }
     PassRefPtrWillBeRawPtr<Touch> cloneWithNewTarget(EventTarget*) const;
 
-    void trace(Visitor*) { }
+    void trace(Visitor*);
 
 private:
     Touch(LocalFrame* frame, EventTarget* target, unsigned identifier,
             int screenX, int screenY, int pageX, int pageY,
             int radiusX, int radiusY, float rotationAngle, float force);
 
     Touch(EventTarget*, unsigned identifier, int clientX, int clientY,
         int screenX, int screenY, int pageX, int pageY,
         int radiusX, int radiusY, float rotationAngle, float force, LayoutPoint absoluteLocation);
 
-    RefPtr<EventTarget> m_target;
+    RefPtrWillBeMember<EventTarget> m_target;
     unsigned m_identifier;
     int m_clientX;
     int m_clientY;
     int m_screenX;
     int m_screenY;
     int m_pageX;
     int m_pageY;
     int m_radiusX;
     int m_radiusY;
     float m_rotationAngle;
     float m_force;
     LayoutPoint m_absoluteLocation;
 };
 
 } // namespace WebCore
 
 #endif /* Touch_h */