Added support for inter-process GetWindowLong on the window extra bytes

[Alexandre Julliard]

Phil Krylov <phil at newstar.rinet.ru> writes:

> Hope I can provide some more details like a debug log if someone will
> tell me which channels should be traced.

A +relay,+server would be a good start. Run it both with and without
the patch and check where the Get/SetWindowLong return values differ.

-- 
Alexandre Julliard
julliard at winehq.com