Never activate the window on SW_SHOWNOACTIVATE.

dlls/x11drv/winpos.c

@@ -1213,8 +1213,7 @@ BOOL X11DRV_ShowWindow( HWND hwnd, INT cmd )
 	    break;
 
 	case SW_SHOWNOACTIVATE:
-            swp |= SWP_NOZORDER;
-            if (GetActiveWindow()) swp |= SWP_NOACTIVATE;
+            swp |= SWP_NOACTIVATE | SWP_NOZORDER;
             /* fall through */
 	case SW_SHOWNORMAL:  /* same as SW_NORMAL: */
 	case SW_SHOWDEFAULT: /* FIXME: should have its own handler */