Both were removed prior to qemu v1.2.0-rc0 when switching to the new
error format where almost all error types were converted to GenericError.

Relevant qemu commits are <de253f14912e> and <df1e608a01eb0>
Signed-off-by: NPeter Krempa <pkrempa@redhat.com>
Reviewed-by: NJohn Ferlan <jferlan@redhat.com>