[XeTeX] Anchor names

[Akira Kakuto]

Dear Heiko,

> > >>> Conclusion:
> > >>> * The encoding mess with 8-bit characters remain even with XeTeX.

I have disabled to reencode pdf strings to UTF-16 in xdvipdfmx: TL trunk r24508.
Now
/D<c3a46e6368c3b872>
and
/Names[<c3a46e6368c3b872>7 0 R]

Thanks,
Akira