In D3D11, return 0 if not conformant, rather than GL_NONE Change-Id: Ica6484d1b5960f162ad88648ff9b2b9b96710930 Reviewed-on: https://chromium-review.googlesource.com/272166 Tested-by: Austin Kinross <aukinros@microsoft.com> Reviewed-by: Jamie Madill <jmadill@chromium.org>