After applying v3.5 CR08, simply access to the top page of Developer Portal, the browser tab shows the value "Homepage".
In earlier than CR08, the tab showed the hostname or IP address.
There are differences between the HTML files of each versions as following.
CR08: the title tag has the value "Homepage".
<head>
<META http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>Homepage</title>
Earlier than CR08: title tag is empty.
<head>
<META http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title></title>