third_party/blink/web_tests/external/wpt/keyboard-lock/navigator-keyboard-unlock.https.html - chromium/src - Git at Google

 <!DOCTYPE html>
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script>
 'use strict';

 test(() => {
   assert_equals(navigator.keyboard.unlock(),
                 undefined);
 }, '[Keyboard Lock] keyboard.unlock');

 </script>
	<!DOCTYPE html>
	<script src="/resources/testharness.js"></script>
	<script src="/resources/testharnessreport.js"></script>
	<script>
	'use strict';

	test(() => {
	assert_equals(navigator.keyboard.unlock(),
	undefined);
	}, '[Keyboard Lock] keyboard.unlock');

	</script>