Bug 1792886 - Enable contain-intrinsic-size by default. r=emilio
Intent to ship: https://groups.google.com/a/mozilla.org/g/dev-platform/c/QtMpDO5ZHk8
Differential Revision:
https://phabricator.services.mozilla.com/D158368
<?xml version="1.0" encoding="utf-8"?>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>Drag and drop of image between frames</title>
</head>
<frameset rows="50%, 50%">
<frame src="013-1.xhtml"/>
<frame src="helper-drop-image-here.xhtml"/>
</frameset>
</html>
