/** @see RepositoryProvider#deconfigured() */
  public void deconfigured() {
    try {
      // when a nature is removed from the project, notify the synchronizer that
      // we no longer need the sync info cached. This does not affect the actual SVN
      // meta directories on disk, and will remain unless a client calls unmanage().
      SVNProviderPlugin.getPlugin().getStatusCacheManager().purgeCache(getProject(), true);
    } catch (SVNException e) {
      SVNProviderPlugin.log(e);
    }

    SVNProviderPlugin.broadcastProjectDeconfigured(getProject());
  }