Fix compilation on Win32.
Fix compilation on Win32.

* subversion/libsvn_subr/config_win.c
  (svn_config__parse_registry): use cfg->pool, which exists, not pool, which
   doesn't.

Submitted By:  Masaru Tsuchiyama <tsuchiyama at asahi-net.email.ne.jp>

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