class ChangeSignatureTest {
    public ChangeSignatureTest(Class clazz) {
    }

    void foo(Class clazz) {
        new ChangeSignatureTest(clazz);
    }

    {
      foo(null);
    }
}

class Derived extends ChangeSignatureTest {
    Derived() {
        super(null);
    }

    void foo(Class clazz) {}
}