<!DOCTYPE HTML>
<html>
<head>
  <title>Bug 1543579: Block web documents loading into system land </title>
</head>
<body>
<h1>This page loads documents from the SystemPrincipal (which should be blocked)</h1>
<iframe type="chrome" id="testframe" src="http://example.com/browser/dom/security/test/general/file_assert_systemprincipal_documents_iframe.html"></iframe>
</body>
</html>

