>>> `super.` parameter.
class A {
  A(int foo<T>(int a));
}
class B extends A {
  B.sub1(int super.bar1<T1>(int a1),);
  B.sub2(int super.bar2<T2>(int a2),);
}
main() {}
<<<
class A {
  A(int foo<T>(int a));
}

class B extends A {
  B.sub1(
    int super.bar1<T1>(int a1),
  );
  B.sub2(
    int super.bar2<T2>(int a2),
  );
}

main() {}
>>> `this.` parameter.
class A {
  A.sub1(int this.bar1<T1>(int a1),);
  A.sub2(int this.bar2<T2>(int a2),);
}
<<<
class A {
  A.sub1(
    int this.bar1<T1>(int a1),
  );
  A.sub2(
    int this.bar2<T2>(int a2),
  );
}