chromium/chrome/browser/resources/settings/site_settings/chooser_exception_list_entry.html

    <style include="cr-shared-style settings-shared iron-flex"></style>

    <div class="cr-row first">
      <h2 class="flex">[[exception.displayName]]</h2>
    </div>

    <div class="list-frame menu-content vertical-list" id="listContainer">
      <iron-list items="[[exception.sites]]" preserve-focus risk-selection>
        <template>
          <site-list-entry model="[[item]]"
              tabindex$="[[tabIndex]]"
              first$="[[!index]]"
              focus-row-index="[[index]]"
              iron-list-tab-index="[[tabIndex]]"
              last-focused="{{lastFocused_}}"
              chooser-type="[[exception.chooserType]]"
              chooser-object="[[exception.object]]"
              read-only-list>
          </site-list-entry>
        </template>
      </iron-list>
    </div>