Silence compiler warnings caused by unused functions.
Silence compiler warnings caused by unused functions.

* subversion/libsvn_subr/cache-membuffer.c
  (svn_membuffer_cache_get_partial, svn_membuffer_cache_is_cachable):
   temporarily exclude from compilation

Suggested by: stsp

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion