Still broken as of git HEAD:

commit ca39c0f94a4e3cc25b6cc9507fb729b85140733a
Author: Ian Romanick <ian.d.romanick@intel.com>
Date:   Wed Jan 16 15:34:49 2013 -0800

    mesa/es3: Don't check dimensions in _mesa_es3_error_check_format_and_type