((ClasspathToolkit)Toolkit.getDefaultToolkit()).registerImageIOSpis(this);
Toolkit toolkit = Toolkit.getDefaultToolkit(); if (toolkit instanceof ClasspathToolkit) ((ClasspathToolkit)toolkit).registerImageIOSpis(this);
  private IIORegistry()  {    super(defaultCategories.iterator());    // XXX: Register built-in Spis here.    ((ClasspathToolkit)Toolkit.getDefaultToolkit()).registerImageIOSpis(this);        registerApplicationClasspathSpis();  }