* subversion/libsvn_wc/upgrade.c
  (svn_wc__upgrade_sdb): Import a snippet from trunk that 'accidentally'
    allows upgrading already upgraded working copies. This allows adding
    the statistics to an existing working copy.


git-svn-id: https://svn.apache.org/repos/asf/subversion/branches/1.7.x-r1542765@1571621 13f79535-47bb-0310-9956-ffa450edef68