open_window_from_link_user_gesture.html

<!DOCTYPE html>
<html>
<head>
  <meta name="viewport"
    content="width=device-width, initial-scale=1.0, maximum-scale=1.0" />
</head>
<body>
<a target='_blank' href='PARAM_URL'>
  Click to open App!!
  <div style='height:10000px; width:100%;'></div>
</a>
</body>
</html>

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