Don't pay for what we already bought once - or - avoid a redundant checksuming of the text base while updating.
Don't pay for what we already bought once -
or - avoid a redundant checksuming of the text base while updating.

* subversion/libsvn_wc/update_editor.c
  (merge_file): Add digest parameter and use it to set the entry
  checksum.
  (close_file): Pass the digest from the file baton to the above function.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@863419 13f79535-47bb-0310-9956-ffa450edef68

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