Followup to r18650.
Followup to r18650.

* subversion/svnlook/main.c (open_writable_binary_file):
  Remove function which is now unused.

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion