Make explicit an assumption that we will execute a loop at least once.
Make explicit an assumption that we will execute a loop at least once.

* subversion/libsvn_fs_fs/tree.c
  (fs_node_origin_rev): Use a do-while, rather than a while loop.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@1166732 13f79535-47bb-0310-9956-ffa450edef68

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