(svn_txdelta_next_window): For now, only generate windows which we know how to "encode".
(svn_txdelta_next_window): For now, only generate windows which we
know how to "encode".


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@837496 13f79535-47bb-0310-9956-ffa450edef68

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