</pre>
The value of NPPVpluginWindowlessLocalBool is 2002, the value of NPNVSupportsWindowlessLocal is 2002. There is no NPAPI version assigned to this feature since it is queried for by variable and does not involve additional functions.
Also see discussion:
http://groups.google.com/group/mozilla.dev.tech.plugins/browse_thread/thread/14a7aa48294faa68/fccbdd2fa6377b98#fccbdd2fa6377b98