Revert "Add [WillBeGarbageCollected] to Event.idl"

Source/core/events/CompositionEvent.h

Index: Source/core/events/CompositionEvent.h
diff --git a/Source/core/events/CompositionEvent.h b/Source/core/events/CompositionEvent.h
index 8da1b329b7907dbe91dccfacffca79616a96e9a4..96e5ac349eec635715f904e497b7b5d0ad09c5fa 100644
--- a/Source/core/events/CompositionEvent.h
+++ b/Source/core/events/CompositionEvent.h
@@ -40,19 +40,19 @@ struct CompositionEventInit : UIEventInit {
 
 class CompositionEvent FINAL : public UIEvent {
 public:
-    static PassRefPtrWillBeRawPtr<CompositionEvent> create()
+    static PassRefPtr<CompositionEvent> create()
     {
-        return adoptRefWillBeRefCountedGarbageCollected(new CompositionEvent);
+        return adoptRef(new CompositionEvent);
     }
 
-    static PassRefPtrWillBeRawPtr<CompositionEvent> create(const AtomicString& type, PassRefPtr<AbstractView> view, const String& data, const Vector<CompositionUnderline>& underlines)
+    static PassRefPtr<CompositionEvent> create(const AtomicString& type, PassRefPtr<AbstractView> view, const String& data, const Vector<CompositionUnderline>& underlines)
     {
-        return adoptRefWillBeRefCountedGarbageCollected(new CompositionEvent(type, view, data, underlines));
+        return adoptRef(new CompositionEvent(type, view, data, underlines));
     }
 
-    static PassRefPtrWillBeRawPtr<CompositionEvent> create(const AtomicString& type, const CompositionEventInit& initializer)
+    static PassRefPtr<CompositionEvent> create(const AtomicString& type, const CompositionEventInit& initializer)
     {
-        return adoptRefWillBeRefCountedGarbageCollected(new CompositionEvent(type, initializer));
+        return adoptRef(new CompositionEvent(type, initializer));
     }
 
     virtual ~CompositionEvent();