This is to track the regression introduced in master, which needs fixing for 0.14. See #9240, #9371, etc.
mapTx.modify(ancestorIt, update_descendant_state(0, nFeeDelta, 0));
            }
        }
    }
    LogPrintf("PrioritiseTransaction: %s priority += %f, fee += %d\n", strHash, dPriorityDelta, FormatMoney(nFeeDelta));
}
void CTxMemPool::ApplyDeltas(const uint256 hash, double &dPriorityDelta, CAmount &nFeeDelta) const
{
    LOCK(cs);
    std::map<uint256, std::pair<double, CAmount> >::const_iterator pos = mapDeltas.find(hash);
    if (pos == mapDeltas.end())
        return;
    const std::pair<double, CAmount> &deltas = pos->second;
    dPriorityDelta += deltas.first;
    nFeeDelta += deltas.second;
}
void CTxMemPool::ClearPrioritisation(const uint256 hash)