subframe_navigation_parent_sandbox.html

<!DOCTYPE html>
<meta name="viewport"
    content="width=device-width, initial-scale=1.0, maximum-scale=1.0"/>
<body style='height:10000px'>
<p>Hello World</p>
<iframe src="subframe_navigation_childPARAM_BLANK.html?replace_text=PARAM_BASE64_NAME:PARAM_BASE64_VALUE"
    width="100%" height="99%" sandbox="allow-popups allow-script"></iframe>
</body>

chromium/chrome/test/data/android/url_overriding/subframe_navigation_parent_sandbox.html