[MediaFoundation] Fix compilation with ServiceProvider
[MediaFoundation] Fix compilation with ServiceProvider

jwollen/SharpDX,dazerdude/SharpDX,manu-silicon/SharpDX,sharpdx/SharpDX,VirusFree/SharpDX,fmarrabal/SharpDX,RobyDX/SharpDX,fmarrabal/SharpDX,weltkante/SharpDX,wyrover/SharpDX,RobyDX/SharpDX,sharpdx/SharpDX,TechPriest/SharpDX,davidlee80/SharpDX-1,davidlee80/SharpDX-1,Ixonos-USA/SharpDX,PavelBrokhman/SharpDX,PavelBrokhman/SharpDX,weltkante/SharpDX,jwollen/SharpDX,davidlee80/SharpDX-1,jwollen/SharpDX,VirusFree/SharpDX,jwollen/SharpDX,TigerKO/SharpDX,Ixonos-USA/SharpDX,RobyDX/SharpDX,wyrover/SharpDX,dazerdude/SharpDX,mrvux/SharpDX,TigerKO/SharpDX,VirusFree/SharpDX,VirusFree/SharpDX,shoelzer/SharpDX,manu-silicon/SharpDX,shoelzer/SharpDX,TechPriest/SharpDX,weltkante/SharpDX,davidlee80/SharpDX-1,weltkante/SharpDX,shoelzer/SharpDX,manu-silicon/SharpDX,PavelBrokhman/SharpDX,dazerdude/SharpDX,waltdestler/SharpDX,TechPriest/SharpDX,sharpdx/SharpDX,waltdestler/SharpDX,manu-silicon/SharpDX,waltdestler/SharpDX,Ixonos-USA/SharpDX,TigerKO/SharpDX,RobyDX/SharpDX,PavelBrokhman/SharpDX,wyrover/SharpDX,waltdestler/SharpDX,fmarrabal/SharpDX,TigerKO/SharpDX,andrewst/SharpDX,andrewst/SharpDX,mrvux/SharpDX,shoelzer/SharpDX,dazerdude/SharpDX,shoelzer/SharpDX,andrewst/SharpDX,fmarrabal/SharpDX,Ixonos-USA/SharpDX,wyrover/SharpDX,TechPriest/SharpDX,mrvux/SharpDX