LGTM. For the record: according to our offline discussion, the reason for movingdescriptors->SetLastAdded(new_last_added); to Map::AppendDescriptor() is that
the last_added field will soon move from the DescriptorArray into the Map.
https://chromiumcodereview.appspot.com/10800033/ -- v8-dev mailing list [email protected] http://groups.google.com/group/v8-dev
