<head>
<title>Check that a comma forces synchronization after property name with no value.</title>
<meta name="viewport" content="width=100 x,initial-scale=1">
</head>
<body></body>
<head>
<title>Check that a comma forces synchronization after property name with no value.</title>
<meta name="viewport" content="width=100 x,initial-scale=1">
</head>
<body></body>