hunk.code_window: });
   var widget = instance.web.form.AbstractField.extend(instance.web.form.ReinitializeFieldMixin);
   instance.web.form.FieldTextHtml = widget.extend({
       template: 'FieldTextHtml',
       start: function () {
           var self = this;
  
hunk.labels: keep keep keep replace replace keep keep keep
hunk.after_edit: instance.web.form.FieldTextHtmlFrame = widget.extend({
       template: 'FieldTextHtmlFrame',
  
hunk.file_path: addons/website/static/src/js/website.backend.js
hunk.type: replace
file: <?xml version="1.0" encoding="UTF-8"?>
  <templates id="template" xml:space="preserve">
  
      <t t-name="WidgetWebsiteButton">
          <div class="oe_WidgetWebsiteButton success">
              <strong class="oe_unpublish text-danger">Not<br/>Published</strong>
              <strong class="oe_publish text-success">Published</strong>
          </div>
      </t>
  
      <t t-name="FieldTextHtml">
          <div class="oe_form_field oe_form_field_html oe_form_embedded_html" t-att-style="widget.node.attrs.style">
              <iframe/>
          </div>
      </t>
  
  </templates>
  