Stop carrying around an unused diff3_cmd for upgrading working copy.
Stop carrying around an unused diff3_cmd for upgrading working copy.

* subversion/libsvn_wc/log.c
  (upgrade_working_copy): Remove diff3_cmd arg.
  (svn_wc_cleanup3): Don't pass the extra param.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@877663 13f79535-47bb-0310-9956-ffa450edef68

YueLinHo/Subversion,wbond/subversion,YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion,YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion,wbond/subversion,wbond/subversion,YueLinHo/Subversion,wbond/subversion,YueLinHo/Subversion,wbond/subversion,YueLinHo/Subversion