chrome/browser/resources/options/do_not_track_confirm_overlay.html

<div id="do-not-track-confirm-overlay" class="page" hidden>
  <div class="close-button"></div>
  <h1 i18n-content="doNotTrackConfirmOverlay"></h1>
  <div class="content-area">
    <span id="do-not-track-confirm-text"
        i18n-content="doNotTrackConfirmMessage">
    </span>
  </div>
  <div class="action-area">
    <div class="hbox stretch">
      <a target="_blank" i18n-content="learnMore"
          i18n-values="href:doNotTrackLearnMoreURL">
      </a>
    </div>
    <div class="action-area-right">
      <div class="button-strip">
        <button id="do-not-track-confirm-cancel"
            i18n-content="doNotTrackConfirmDisable">
        </button>
        <button id="do-not-track-confirm-ok" class="default-button"
            i18n-content="doNotTrackConfirmEnable">
        </button>
      </div>
    </div>
  </div>
</div>