bindings: Retires ScriptWrappable::init, etc.

Source/core/events/CompositionEvent.cpp

Index: Source/core/events/CompositionEvent.cpp
diff --git a/Source/core/events/CompositionEvent.cpp b/Source/core/events/CompositionEvent.cpp
index 3c1767fa88bcc79dc49f7cd85d981a8e1a57006e..0dd11747a4ffaabc962d7d6fe632a110f79286d6 100644
--- a/Source/core/events/CompositionEvent.cpp
+++ b/Source/core/events/CompositionEvent.cpp
@@ -37,7 +37,6 @@ CompositionEvent::CompositionEvent()
     : m_activeSegmentStart(0)
     , m_activeSegmentEnd(0)
 {
-    ScriptWrappable::init(this);
     initializeSegments();
 }
 
@@ -47,7 +46,6 @@ CompositionEvent::CompositionEvent(const AtomicString& type, PassRefPtrWillBeRaw
     , m_activeSegmentStart(0)
     , m_activeSegmentEnd(0)
 {
-    ScriptWrappable::init(this);
     initializeSegments(&underlines);
 }
 
@@ -57,7 +55,6 @@ CompositionEvent::CompositionEvent(const AtomicString& type, const CompositionEv
     , m_activeSegmentStart(0)
     , m_activeSegmentEnd(0)
 {
-    ScriptWrappable::init(this);
     initializeSegments();
 }