GetPort: Remove IsShown check

Author: bminer

v2/lib.go

@@ -348,9 +348,6 @@ func (w Window) GetChildProcessID() uint64 {
 // GetPort returns the network port of the running window. If the window isn't
 // running, an error is returned.
 func (w Window) GetPort() (int, error) {
-	if !w.IsShown() {
-		return 0, errors.New("error: window is not running")
-	}
 	port := int(C.webui_get_port(C.size_t(w)))
 	if port == 0 {
 		return 0, errors.New("error: failed to get port")