kvm: Kill CR3_CACHE feature references

Remove all references to KVM_CR3_CACHE as it was never implemented.
Signed-off-by: NJes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: NAvi Kivity <avi@redhat.com>

target-i386/kvm.c

@@ -157,9 +157,6 @@ struct kvm_para_features {
 #endif
 #ifdef KVM_CAP_PV_MMU
         { KVM_CAP_PV_MMU, KVM_FEATURE_MMU_OP },
-#endif
-#ifdef KVM_CAP_CR3_CACHE
-        { KVM_CAP_CR3_CACHE, KVM_FEATURE_CR3_CACHE },
 #endif
         { -1, -1 }
 };