Use the work queue to set file flags when doing a propset.
Use the work queue to set file flags when doing a propset.

* subversion/libsvn_wc/props.c
  (do_propset): Remove the custom flag-setting code in favor or using the
    work queue.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@1096777 13f79535-47bb-0310-9956-ffa450edef68

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