ASSERT_CLASS_FITS_IN_CELL(NativeErrorPrototype);
-NativeErrorPrototype::NativeErrorPrototype(ExecState* exec, JSGlobalObject* globalObject, NonNullPassRefPtr<Structure> structure, const UString& nameAndMessage, NativeErrorConstructor* constructor)
+NativeErrorPrototype::NativeErrorPrototype(ExecState* exec, JSGlobalObject* globalObject, Structure* structure, const UString& nameAndMessage, NativeErrorConstructor* constructor)
: JSObjectWithGlobalObject(globalObject, structure)
{
putDirect(exec->globalData(), exec->propertyNames().name, jsString(exec, nameAndMessage), 0);