xgl: Impossible to expose multi-function queues

Bug: 13363
header version: r29597 (0.51.0)
included review feedback.
diff --git a/tests/blit_tests.cpp b/tests/blit_tests.cpp
index f47098b..2f74af5 100644
--- a/tests/blit_tests.cpp
+++ b/tests/blit_tests.cpp
@@ -499,7 +499,7 @@
     XglCmdBlitTest() :
         dev_(environment->default_device()),
         queue_(*dev_.graphics_queues()[0]),
-        cmd_(dev_, xgl_testing::CmdBuffer::create_info(XGL_QUEUE_TYPE_GRAPHICS))
+        cmd_(dev_, xgl_testing::CmdBuffer::create_info(dev_.graphics_queue_node_index_))
     {
         // make sure every test uses a different pattern
         xgl_testing::ImageChecker::hash_salt_generate();