On the thunder branch: Follow-up to r1586544.

* subversion/libsvn_fs_fs/cached_data.c
  (svn_fs_fs__rep_contents_dir): Only use fully initialized variables.

git-svn-id: https://svn.apache.org/repos/asf/subversion/branches/thunder@1586552 13f79535-47bb-0310-9956-ffa450edef68