dxgiretrace: Handle ID3D11VideoContext properly.
dxgiretrace: Handle ID3D11VideoContext properly.

Essentially do the same thing done for DXVA's IDirectXVideoDecoder interface.

trtt/apitrace,schulmar/apitrace,trtt/apitrace,apitrace/apitrace,trtt/apitrace,apitrace/apitrace,schulmar/apitrace,schulmar/apitrace,trtt/apitrace,apitrace/apitrace,schulmar/apitrace,apitrace/apitrace,trtt/apitrace,schulmar/apitrace