@Override
    public Boolean visitWildcardType(@NotNull final PsiWildcardType wildcardType) {
      final PsiType bound = wildcardType.getBound();
      if (bound != null) {
        bound.accept(this);
      }
      return false;
    }
@Override
    public Boolean visitWildcardType(@NotNull final PsiWildcardType wildcardType)