bindings: Introduces type-check for the internal pointers.

Source/bindings/tests/results/V8TestInterfaceEventTarget.cpp

Index: Source/bindings/tests/results/V8TestInterfaceEventTarget.cpp
diff --git a/Source/bindings/tests/results/V8TestInterfaceEventTarget.cpp b/Source/bindings/tests/results/V8TestInterfaceEventTarget.cpp
index 7e09af1825052d6eaf06ab272f7cf8aa801262af..9314c841dacba2766543a83a55f3c873d7b93642 100644
--- a/Source/bindings/tests/results/V8TestInterfaceEventTarget.cpp
+++ b/Source/bindings/tests/results/V8TestInterfaceEventTarget.cpp
@@ -117,7 +117,7 @@ v8::Handle<v8::Object> V8TestInterfaceEventTarget::findInstanceInPrototypeChain(
 
 TestInterfaceEventTarget* V8TestInterfaceEventTarget::toNativeWithTypeCheck(v8::Isolate* isolate, v8::Handle<v8::Value> value)
 {
-    return hasInstance(value, isolate) ? fromInternalPointer(v8::Handle<v8::Object>::Cast(value)->GetAlignedPointerFromInternalField(v8DOMWrapperObjectIndex)) : 0;
+    return hasInstance(value, isolate) ? fromInternalPointer(blink::toInternalPointer(v8::Handle<v8::Object>::Cast(value))) : 0;
 }
 
 EventTarget* V8TestInterfaceEventTarget::toEventTarget(v8::Handle<v8::Object> object)
@@ -152,10 +152,10 @@ v8::Handle<v8::Object> V8TestInterfaceEventTarget::createWrapper(PassRefPtrWillB
     return wrapper;
 }
 
-void V8TestInterfaceEventTarget::derefObject(void* object)
+void V8TestInterfaceEventTarget::derefObject(ScriptWrappableBase* internalPointer)
 {
 #if !ENABLE(OILPAN)
-    fromInternalPointer(object)->deref();
+    fromInternalPointer(internalPointer)->deref();
 #endif // !ENABLE(OILPAN)
 }