Oilpan: Replace all remaining adoptRef()s in the Event hierarchy with adoptRefWillBeRefCountedGarba…

Source/core/svg/animation/SVGSMILElement.cpp

Index: Source/core/svg/animation/SVGSMILElement.cpp
diff --git a/Source/core/svg/animation/SVGSMILElement.cpp b/Source/core/svg/animation/SVGSMILElement.cpp
index 11286db7836e00eea565e6789d61beba01645b29..6a54acaa0c174d381fc9e3d1a2deb1870a8803db 100644
--- a/Source/core/svg/animation/SVGSMILElement.cpp
+++ b/Source/core/svg/animation/SVGSMILElement.cpp
@@ -49,20 +49,24 @@ namespace WebCore {
 
 class RepeatEvent FINAL : public Event {
 public:
-    static PassRefPtr<RepeatEvent> create(const AtomicString& type, int repeat)
+    static PassRefPtrWillBeRawPtr<RepeatEvent> create(const AtomicString& type, int repeat)
     {
-        return adoptRef(new RepeatEvent(type, false, false, repeat));
+        return adoptRefWillBeRefCountedGarbageCollected(new RepeatEvent(type, false, false, repeat));
     }
 
     virtual ~RepeatEvent() { }
 
     int repeat() const { return m_repeat; }
+
+    virtual void trace(Visitor* visitor) { }
+
 protected:
     RepeatEvent(const AtomicString& type, bool canBubble, bool cancelable, int repeat = -1)
         : Event(type, canBubble, cancelable)
         , m_repeat(repeat)
     {
     }
+
 private:
     int m_repeat;
 };