Tools/TestWebKitAPI/Tests/WebKitCocoa/local-storage-process-suspends-2.html - WebKit - Git at Google

 <!DOCTYPE html>
 <script>

 function checkLocalStorage(event) {
     window.webkit.messageHandlers.testHandler.postMessage(window.localStorage.getItem('key'));
 }

 checkLocalStorage();
 window.addEventListener("storage", checkLocalStorage);

 </script>
	<!DOCTYPE html>
	<script>

	function checkLocalStorage(event) {
	window.webkit.messageHandlers.testHandler.postMessage(window.localStorage.getItem('key'));
	}

	checkLocalStorage();
	window.addEventListener("storage", checkLocalStorage);

	</script>