ANDROID: minigbm: eliminate fake capset check

It's better just to conditionally advertise cross domain capset
in crosvm.

BUG=173630595
TEST=compile

Change-Id: Ic44176141cade44bfa0cc2fcf457ddafb7ae7195
diff --git a/virtgpu_cross_domain.c b/virtgpu_cross_domain.c
index 85ea1a3..161cc08 100644
--- a/virtgpu_cross_domain.c
+++ b/virtgpu_cross_domain.c
@@ -239,14 +239,6 @@
 	if (!params[param_host_visible].value && !params[param_create_guest_handle].value)
 		return -ENOTSUP;
 
-	/*
-	 * crosvm never reports the fake capset.  This is just an extra check to make sure we
-	 * don't use the cross-domain context by accident.  Developers may remove this for
-	 * testing purposes.
-	 */
-	if ((params[param_supported_capset_ids].value & (1 << CAPSET_CROSS_FAKE)) == 0)
-		return -ENOTSUP;
-
 	priv = calloc(1, sizeof(*priv));
 	if (!priv)
 		return -ENOMEM;