code: public ComputerLauncher getDelegatedLauncher() {
          ComputerLauncher l = launcher;
          while (true) {
              if (l instanceof DelegatingComputerLauncher) {
                  l = ((DelegatingComputerLauncher) l).getLauncher();
              } else if (l instanceof ComputerLauncherFilter) {
                  l = ((ComputerLauncherFilter) l).getCore();
              } else {
                  break;
              }
          }
          return l;
      }
docs: Return the {@code ComputerLauncher} for this SlaveComputer, strips off
  any {@code DelegatingComputerLauncher}s or {@code ComputerLauncherFilter}s.
  @since 2.83