android_webview/test/data/post_message_repeat.html - chromium/src - Git at Google

 <html>
   <head>
     <script>
       for (let i = 0; i < 10000; ++i)
         myObject.postMessage("Hello:" + i);
     </script>
   </head>
   <body>
     <div>post message repeat</div>
   </body>
 </html>
	<html>
	<head>
	<script>
	for (let i = 0; i < 10000; ++i)
	myObject.postMessage("Hello:" + i);
	</script>
	</head>
	<body>
	<div>post message repeat</div>
	</body>
	</html>