Asynchronously connects the device.
When completed, callback will be called. Then it is possible to call connect_device_async.end
to get the result of the operation.
| this | |
| device |
a UsbDevice to redirect |
| cancellable |
optional Cancellable object, null to ignore |
| callback |
a TaskReadyCallback to call when the request is satisfied |
| user_data |
the data to pass to callback function |