new refcount for d3d ??

[Stefan Dösinger]

After a discussion on #winehackers I want to add something for the archives:

This is a situation that cannot be solved in d3d9 alone, a fix has to involve 
wined3d. This is because there is a hidden reference kept on every object 
that is referenced in any stateblock, even the non-primary ones. d3d9 does 
not know which objects are in which stateblock, so it cannot adjust the 
hidden references properly in the setters(if a stateblock is recorded) or in 
stateblock::capture.