[DVIPDFMx] Proposed patch for "SEAC" bug

[keiichirou shikano]

Hi

>> I'm not sure whether it's the best, or even the right way, so it needs
>> a closer look from someone includeing xdvipdfmx team. As far as I
>> tested xdvipdfmx in texlive-20120701, it doesn't seem to disturb
>> xelatex + fontspec.
>
> Are you saying that the problem does not appear in the current TeX Live
> version?

SEAC problem does appear with texlive-20120701.
I said that my second patch doesn't make xelatex + fontspec in
texlive-20120701 fail.