qdev: remove parse/print methods for pointer properties Pointer properties (except for PROP_PTR of course) should not need a legacy counterpart. In the future, relative paths will ensure that QEMU will support the same syntax as now for drives etc.. Reviewed-by: Anthony Liguori <aliguori@us.ibm.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>