Skip expensive hasInstance() type-checks in overloads

Source/bindings/tests/results/modules/V8TestInterface5.cpp

Index: Source/bindings/tests/results/modules/V8TestInterface5.cpp
diff --git a/Source/bindings/tests/results/modules/V8TestInterface5.cpp b/Source/bindings/tests/results/modules/V8TestInterface5.cpp
index 492e979a44a67a156b8e6ce3d9f2b6ce55899fb6..1de84a51a4466f8ddcda70e63f61947ed67813d8 100644
--- a/Source/bindings/tests/results/modules/V8TestInterface5.cpp
+++ b/Source/bindings/tests/results/modules/V8TestInterface5.cpp
@@ -348,7 +348,7 @@ static void voidMethodTestInterfaceEmptyArgMethod(const v8::FunctionCallbackInfo
             V8ThrowException::throwTypeError(ExceptionMessages::failedToExecute("voidMethodTestInterfaceEmptyArg", "TestInterface5", "parameter 1 is not of type 'TestInterfaceEmpty'."), info.GetIsolate());
             return;
         }
-        testInterfaceEmptyArg = V8TestInterfaceEmpty::toImpl(v8::Handle<v8::Object>::Cast(info[0]));
+        testInterfaceEmptyArg = V8TestInterfaceEmpty::toImplWithTypeCheck(info.GetIsolate(), info[0]);
     }
     impl->voidMethodTestInterfaceEmptyArg(testInterfaceEmptyArg);
 }