LayoutTests/http/tests/security/clipboard/resources/content-to-copy.html - WebKit - Git at Google

 <!DOCTYPE html>
 <html>
 <body>
 <img src="mozilla.gif">
 <script>
 window.onload = () => {
     const image = document.querySelector('img');
     parent.postMessage({type: 'contentLoaded', imageSrc: image.src, imageWidth: image.width}, '*');
 }
 </script>
 </body>
 </html>
	<!DOCTYPE html>
	<html>
	<body>
	<img src="mozilla.gif">
	<script>
	window.onload = () => {
	const image = document.querySelector('img');
	parent.postMessage({type: 'contentLoaded', imageSrc: image.src, imageWidth: image.width}, '*');
	}
	</script>
	</body>
	</html>