Use EmbedderHeapTracer instead of object grouping when trace_embedder_heap flag is set

src/objects.cc

Index: src/objects.cc
diff --git a/src/objects.cc b/src/objects.cc
index a6b3edef56f8953d69dbf16602ad6a03bedee366..51a43d770fb31b5376570c96442ae1b8a73394cc 100644
--- a/src/objects.cc
+++ b/src/objects.cc
@@ -16464,6 +16464,12 @@ void JSObject::CollectOwnPropertyNames(KeyAccumulator* keys,
   }
 }
 
+bool JSObject::WasConstructedFromApiFunction() {
+  Object* maybe_constructor = map()->GetConstructor();
+  if (!maybe_constructor->IsJSFunction()) return false;
+  JSFunction* constructor = JSFunction::cast(maybe_constructor);
+  return constructor->shared()->IsApiFunction();
+}
 
 int JSObject::NumberOfOwnElements(PropertyFilter filter) {
   // Fast case for objects with no elements.