Add an iterpool to a loop in wc-ng.
Add an iterpool to a loop in wc-ng.

* subversion/libsvn_wc/wc_db.c
  (svn_wc__db_temp_forget_directory): Add iterpool.

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