d3dx9: Implement D3DXDeclaratorFromFVF with tests

[winetestbot at geldorp.nl]

Hi,

While running your changed tests on Windows, I think I found new failures.
Being a bot and all I'm not very good at pattern recognition, so I might be
wrong, but could you please double-check?
Full results can be found at
http://winetestbot.geldorp.nl/JobDetails.pl?Key=1361

Your paranoid android.


=== WINEBUILD (Wine build VM) ===
Make failed