Inherit EventTarget interface instead of duplicating its code

Source/bindings/v8/SerializedScriptValue.cpp

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * 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
@@ skipping 2353 matching lines @@
 
 SerializedScriptValue::SerializedScriptValue()
     : m_externallyAllocatedMemory(0)
 {
 }
 
 inline void neuterBinding(ArrayBuffer* object)
 {
     Vector<DOMDataStore*>& allStores = V8PerIsolateData::current()->allStores();
     for (size_t i = 0; i < allStores.size(); i++) {
-        v8::Handle<v8::Object> wrapper = allStores[i]->get(object);
+        v8::Handle<v8::Object> wrapper = allStores[i]->get<V8ArrayBuffer>(object);
         if (!wrapper.IsEmpty()) {
             ASSERT(wrapper->IsArrayBuffer());
             v8::Handle<v8::ArrayBuffer>::Cast(wrapper)->Neuter();
         }
     }
 }
 
 inline void neuterBinding(ArrayBufferView* object)
 {
     Vector<DOMDataStore*>& allStores = V8PerIsolateData::current()->allStores();
     for (size_t i = 0; i < allStores.size(); i++) {
-        v8::Handle<v8::Object> wrapper = allStores[i]->get(object);
+        v8::Handle<v8::Object> wrapper = allStores[i]->get<V8ArrayBufferView>(object);
         if (!wrapper.IsEmpty())
             wrapper->SetIndexedPropertiesToExternalArrayData(0, v8::kExternalByteArray, 0);
     }
 }
 
 PassOwnPtr<SerializedScriptValue::ArrayBufferContentsArray> SerializedScriptValue::transferArrayBuffers(ArrayBufferArray& arrayBuffers, bool& didThrow, v8::Isolate* isolate)
 {
     ASSERT(arrayBuffers.size());
 
     for (size_t i = 0; i < arrayBuffers.size(); i++) {
@@ skipping 122 matching lines @@
         v8::V8::AdjustAmountOfExternalAllocatedMemory(-m_externallyAllocatedMemory);
     }
 }
 
 uint32_t SerializedScriptValue::wireFormatVersion()
 {
     return WebCore::wireFormatVersion;
 }
 
 } // namespace WebCore