Revert "Add default & textblock to setting actual_object_type."
Revert "Add default & textblock to setting actual_object_type."

This reverts commit e7043f88b75589ba882616b6d3bf2c858f439702.

harvard-lil/h2o,harvard-lil/h2o,harvard-lil/h2o,harvard-lil/h2o