Remove the temporary working copy context from the reintegration merge implementation (introduced in r39167), since recent changes removed the access batons in the implemention of this function.
Remove the temporary working copy context from the reintegration merge
implementation (introduced in r39167), since recent changes removed the
access batons in the implemention of this function.

* subversion/libsvn_client/merge.c
  (ensure_wc_reflects_repository_subtree): Use the shared context instead
     of the private context.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@879250 13f79535-47bb-0310-9956-ffa450edef68

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