[MediaFoundation] Add extra static method in VideoFormatGuids to retrieve Guid from FourCC
[MediaFoundation] Add extra static method in VideoFormatGuids to retrieve Guid from FourCC

sharpdx/SharpDX,mrvux/SharpDX,dazerdude/SharpDX,andrewst/SharpDX,RobyDX/SharpDX,mrvux/SharpDX,RobyDX/SharpDX,dazerdude/SharpDX,RobyDX/SharpDX,waltdestler/SharpDX,RobyDX/SharpDX,andrewst/SharpDX,dazerdude/SharpDX,waltdestler/SharpDX,andrewst/SharpDX,mrvux/SharpDX,waltdestler/SharpDX,sharpdx/SharpDX,sharpdx/SharpDX,dazerdude/SharpDX,waltdestler/SharpDX