Revert " * using the new ap_parse_request_line() unconditionally, now that it is in"
Revert " * using the new ap_parse_request_line() unconditionally, now that it is in"

This reverts commit e5ea295e1a3ebae3857594506114365ee773ae71.

icing/mod_h2,icing/mod_h2,icing/mod_h2,icing/mod_h2,icing/mod_h2