Add API to create a "remote" instance of a given FunctionTemplate

src/api-natives.h

Index: src/api-natives.h
diff --git a/src/api-natives.h b/src/api-natives.h
index 66901fe965e715918c4d33c61d1f0d2b85a0c647..74d3788fd123d16add05457d01fd64c4a49abf70 100644
--- a/src/api-natives.h
+++ b/src/api-natives.h
@@ -26,6 +26,9 @@ class ApiNatives {
       Handle<ObjectTemplateInfo> data,
       Handle<JSReceiver> new_target = Handle<JSReceiver>());
 
+  MUST_USE_RESULT static MaybeHandle<JSObject> InstantiateRemoteObject(
+      Handle<ObjectTemplateInfo> data);
+
   enum ApiInstanceType {
     JavaScriptObjectType,
     GlobalObjectType,