In commit 7868e26e
("qemu-ga: add initial win32 support") support was added for qemu-ga on
Windows using virtio-serial.  Other channel methods (ISA serial and UNIX
domain socket) are not supported on Windows.
Signed-off-by: NStefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: NMichael Roth <mdroth@linux.vnet.ibm.com>