third_party/blink/web_tests/compositing/foreign-object-not-composited.html - chromium/src - Git at Google

 <!DOCTYPE html>
 <div style='overflow: auto; backface-visibility: hidden; width: 100%; height: 100%'>
   <svg width='100' height='100'>
     <foreignObject  width='100' height='100'>Should not be visible.</foreignObject>
     <rect x='0' y='0' width='100' height='80' fill='green'/>
   </svg>
 </div>
	<!DOCTYPE html>
	<div style='overflow: auto; backface-visibility: hidden; width: 100%; height: 100%'>
	<svg width='100' height='100'>
	<foreignObject width='100' height='100'>Should not be visible.</foreignObject>
	<rect x='0' y='0' width='100' height='80' fill='green'/>
	</svg>
	</div>