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      </a>
    </span>
      <span class="modifier_kind">
        <span class="modifier"></span>
        <span class="kind">def</span>
      </span>
      <span class="symbol">
        <span class="name">clone</span><span class="params">()</span><span class="result">: <span class="extype" name="scala.AnyRef">AnyRef</span></span>
      </span>
      
      <div class="fullcomment"><dl class="attributes block"> <dt>Attributes</dt><dd>protected[<span