LayoutTests/fast/css/variables/inline-styles.html - WebKit - Git at Google

 <script>
 internals.settings.setCSSVariablesEnabled(true);
 </script>
 <body style="-webkit-var-a: green;">
 <div style="color: -webkit-var(a);">
 This text should be green on a white background.
 </div>
 </body>
	<script>
	internals.settings.setCSSVariablesEnabled(true);
	</script>
	<body style="-webkit-var-a: green;">
	<div style="color: -webkit-var(a);">
	This text should be green on a white background.
	</div>
	</body>