Revert previous change, which added a not-yet-implemented interface to svn_delta.h.
Revert previous change, which added a not-yet-implemented interface to
svn_delta.h.

Mea culpa.  The CVS sources should always build.  In cases where it
would be helpful to check in experimental code, or not-yet-implemented
interfaces, they can be put in an uncompiled file until the work is
completed.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@836928 13f79535-47bb-0310-9956-ffa450edef68

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