blobfs: clean up to previous bugfix/cleanup in which I surmised that ls may be better than find -maxdepth.  Turns out to be the case on sunx86.
blobfs: clean up to previous bugfix/cleanup in which I surmised that
ls may be better than find -maxdepth.  Turns out to be the case on sunx86.

bk: 4a1cae03a5LVH8apQlOkTbDejcWHRg
bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper