Steps:
1. Send transaction (A) to a different wallet
2. Using the change, create another transaction (B) to a different wallet
3. `abandontransaction` B
4. `bumpfee` A fails with `Transaction has descendants in the wallet`
int64_t nRet = nOrderPosNext++;
    if (batch) {
        batch->WriteOrderPosNext(nOrderPosNext);
    } else {
        WalletBatch(GetDatabase()).WriteOrderPosNext(nOrderPosNext);
    }
    return nRet;
}
void CWalletMarkDirty()
{
    {
        LOCK(cs_);
        for (stdpair<const uint256, CWalletTx>& item  mapWallet)
            item.second.MarkDirty();
    }
}
bool CWalletMarkReplaced(const uint256& originalHash, const uint256& newHash)
{
    LOCK(cs_);
    auto mi = mapWallet.find(originalHash);
    // T
    assert(mi != mapWallet.end());
    CWalletTx& wtx = (*mi).second;
    // E
    assert(wtx.mapValue.count("replaced_by_txid") == 0);
    wtx.mapValue["replaced_by_txid"] = newHash.ToString();
    // R
    RefreshMempoolStatus(wtx, chain());
    WalletBatch batch(GetDatabase());
    bool success = true;