Use std::as_const instead of qAsConst, for KF consistency
Not part of public API, so can be C++17.
Would be the last place in KF still using qAsConst, so even if deprecated library nice to be handled, to not appear in searches or be copied around.
Not part of public API, so can be C++17.
Would be the last place in KF still using qAsConst, so even if deprecated library nice to be handled, to not appear in searches or be copied around.