Silence two compiler warnings.
Silence two compiler warnings.

* subversion/libsvn_delta/svndiff.c
  (): Include private header.
  (svn__compress): Remove cast.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@1358536 13f79535-47bb-0310-9956-ffa450edef68

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