using SetPrototypeV2() method for v8 version 14.0 and higher

Author: agracio

nan_maybe_43_inl.h

@@ -207,8 +207,7 @@ inline Maybe<bool> SetPrototype(
   , v8::Local<v8::Value> prototype) {
   v8::Isolate *isolate = v8::Isolate::GetCurrent();
   v8::HandleScope scope(isolate);
-#if defined(V8_MAJOR_VERSION) && (V8_MAJOR_VERSION > 14 ||                     \
-  (V8_MAJOR_VERSION == 14 && defined(V8_MINOR_VERSION) && V8_MINOR_VERSION >= 0))
+#if defined(V8_MAJOR_VERSION) && (V8_MAJOR_VERSION >= 14)
     return obj->SetPrototypeV2(isolate->GetCurrentContext(), prototype);
 #else
     return obj->SetPrototype(isolate->GetCurrentContext(), prototype);