chromium/chrome/browser/resources/ash/settings/os_bluetooth_page/settings_fast_pair_toggle.html

<style include="settings-shared">
</style>
<settings-toggle-button id="toggle" class="two-line"
    label="$i18n{enableFastPairLabel}"
    sub-label="$i18n{enableFastPairSubtitle}"
    pref="{{prefs.ash.fast_pair.enabled}}">
</settings-toggle-button>