<div id="widget-preview-general" class="widget-preview">
    <span>
        Widget preview
    </span>
    <div class="customize-view-button-wrapper <?php echo esc_attr('widget-'.$this->variables->style_widget); ?>" dir="ltr" style="margin: 0; padding: 10px 10px 10px 15px; border: none; border-top: 1px solid rgba(34,36,38,.1);">
        <div id="customize-view-button" style="z-index: 1;"></div>
    </div>
</div>

• [F] expired-message.php
  Delete
• [F] loader.php
  Delete
• [F] menu.php
  Delete
• [F] widget.php
  Delete