Change "DEBUG RELEASE" modifier to "OPENGL D3D11" to be more specific.

Add D3D11 expectations.

BUG=angleproject:1442

Change-Id: If3a9704e7f16cc473fd6ea410d10eb01ae1a8008
Reviewed-on: https://chromium-review.googlesource.com/416960Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Commit-Queue: Geoff Lang <geofflang@chromium.org>