bindings: Retires ScriptWrappable::init, etc.

Source/core/events/RelatedEvent.cpp

Index: Source/core/events/RelatedEvent.cpp
diff --git a/Source/core/events/RelatedEvent.cpp b/Source/core/events/RelatedEvent.cpp
index 1ef87400ea7fb41b7a99cb81130b1c7079eaedb4..b2ecf3833685141d103557e4b8ab659ccc05d2a9 100644
--- a/Source/core/events/RelatedEvent.cpp
+++ b/Source/core/events/RelatedEvent.cpp
@@ -32,21 +32,18 @@ PassRefPtrWillBeRawPtr<RelatedEvent> RelatedEvent::create(const AtomicString& ty
 
 RelatedEvent::RelatedEvent()
 {
-    ScriptWrappable::init(this);
 }
 
 RelatedEvent::RelatedEvent(const AtomicString& type, bool canBubble, bool cancelable, EventTarget* relatedTarget)
     : Event(type, canBubble, cancelable)
     , m_relatedTarget(relatedTarget)
 {
-    ScriptWrappable::init(this);
 }
 
 RelatedEvent::RelatedEvent(const AtomicString& eventType, const RelatedEventInit& initializer)
     : Event(eventType, initializer)
     , m_relatedTarget(initializer.relatedTarget)
 {
-    ScriptWrappable::init(this);
 }
 
 void RelatedEvent::trace(Visitor* visitor)