@Override /* @Nullable */ protected LightweightTypeReference getBoundTypeArgument(ParameterizedTypeReference reference, JvmTypeParameter type, Set<JvmTypeParameter> visiting) { LightweightMergedBoundTypeArgument boundTypeArgument = getTypeParameterMapping().get(type); if (boundTypeArgument != null && boundTypeArgument.getTypeReference() != reference) { LightweightTypeReference boundReference = boundTypeArgument.getTypeReference(); if (boundTypeArgument.getVariance() == VarianceInfo.OUT) { WildcardTypeReference wildcard = getOwner().newWildcardTypeReference(); wildcard.addUpperBound(boundReference); boundReference = wildcard; } return boundReference.accept(this, visiting); } return null; } };