div><!--/.sidebar-offcanvas-->

  <div class="col-xs-12 col-sm-9 col-md-6 main-content">

    <section class="multi-line-signature">
            <div>
                <ol class="comma-separated metadata-annotations">
                    <li class="metadata-annotation">@DomName(&apos;HTMLTextAreaElement.setCustomValidity&apos;)</li>
                    <li class="metadata-annotation">@DocsEditable()</li>
                </ol>
            </div>
            <span class="returntype">void</span>
            <sp