| <!DOCTYPE html> | |
| <html class="test-wait"> | |
| <body> | |
| <textarea id="target"></textarea> | |
| <!-- crbug.com/ 356194015 --> | |
| <script> | |
| const target = document.getElementById('target'); | |
| const anim = target.animate({ flexBasis: ['content', 'content'] }, | |
| { duration: 1000 }); | |
| anim.ready.then(() => { | |
| document.documentElement.classList.remove('test-wait'); | |
| }); | |
| </script> | |
| </body> |