2 window
.addEventListener('load', () => {
3 var a
= document
.createElementNS('http://www.w3.org/1999/xhtml', 'div')
4 var b
= new CSSStyleSheet({'disabled': true})
5 var c
= a
.attachShadow({'mode': 'closed'})
6 c
.adoptedStyleSheets
= [new CSSStyleSheet(), b
, b
]