* subversion/libsvn_delta/text_delta.c   (svn_txdelta_send_stream): Finish an old TODO item about doing     straight window generation here instead of firing up the diff     machinery just to diff aagainst the empty stream.
* subversion/libsvn_delta/text_delta.c
  (svn_txdelta_send_stream): Finish an old TODO item about doing
    straight window generation here instead of firing up the diff
    machinery just to diff aagainst the empty stream.

Suggested by: gstein

git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@1335152 13f79535-47bb-0310-9956-ffa450edef68

YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion