[modules] Partial scope info support of modules

src/factory.cc

Index: src/factory.cc
diff --git a/src/factory.cc b/src/factory.cc
index 8d22eb15a2bf93d1ea0588cf64c75852c4815aae..ea0cd277ec6a527474b9ce8415f02e4ee69edc06 100644
--- a/src/factory.cc
+++ b/src/factory.cc
@@ -1393,6 +1393,12 @@ Handle<ScopeInfo> Factory::NewScopeInfo(int length) {
   return scope_info;
 }
 
+Handle<ModuleInfo> Factory::NewModuleInfo() {
+  Handle<FixedArray> array = NewFixedArray(2, TENURED);

[adamk, 2016/08/26 16:54:44]

More magic constants...I think this one should be a constant on ModuleInfo.

+  array->set_map_no_write_barrier(*module_info_map());
+  Handle<ModuleInfo> module_info = Handle<ModuleInfo>::cast(array);
+  return module_info;
+}
 
 Handle<JSObject> Factory::NewExternal(void* value) {
   Handle<Foreign> foreign = NewForeign(static_cast<Address>(value));