Minor tuning of our all-time favorite hot path: get_dag.
Minor tuning of our all-time favorite hot path: get_dag.

* subversion/libsvn_fs_fs/tree.c
  (get_dag): unconditionally canonicalize the path - see comment


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@1533396 13f79535-47bb-0310-9956-ffa450edef68

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