@Override
          public Boolean visitWildcardType(@NotNull final PsiWildcardType wildcardType) {
            final PsiType bound = wildcardType.getBound();

            if (bound != null) {
              bound.accept(this);
            }

            return Boolean.TRUE;
          }
@Override
          public Boolean visitWildcardType(@NotNull final PsiWildcardType wildcardType)