src/third_party/web_platform_tests/conformance-checkers/html/elements/picture/junk-span-wrapping-novalid.html - cobalt - Git at Google

 <!DOCTYPE html>
 <meta charset=utf-8>
 <title>invalid junk-span-wrapping</title>
 <picture><span><source srcset=x><img src=x alt></span></picture>
	<!DOCTYPE html>
	<meta charset=utf-8>
	<title>invalid junk-span-wrapping</title>
	<picture><span><source srcset=x><img src=x alt></span></picture>