Fix flag deprecation warning.
Partial cherry-pick of from
rocko.
@@ -96,7 +96,7 @@ class QemuCommand(object):
"-serial", "tcp:127.0.0.1:%d,server,nowait" % self.serial_port,
"-m", "1G",
"-usb",
- "-usbdevice", "tablet",
+ "-device", "usb-tablet",
"-show-cursor",
"-vga", "std",
"-net", netuser,
