chrome/browser/resources/settings/site_settings/edit_exception_dialog.html

    <style include="settings-shared"></style>
    <cr-dialog id="dialog">
      <div slot="title">$i18n{editSiteTitle}</div>
      <div slot="body">
        <cr-input label="$i18n{addSite}" value="{{origin_}}"
            placeholder="$i18n{addSiteExceptionPlaceholder}"
            on-input="validate_" error-message="{{errorMessage_}}"
            invalid="[[invalid_]]" autofocus spellcheck="false">
        </cr-input>
      </div>
      <div slot="button-container">
        <cr-button class="cancel-button" on-click="onCancelClick_"
            id="cancel">$i18n{cancel}</cr-button>
        <cr-button id="actionButton" class="action-button"
            on-click="onActionButtonClick_" disabled="[[invalid_]]">
          $i18n{save}
        </cr-button>
      </div>
    </cr-dialog>