### Describe the issue

bitcoin-qt: Debug pop-up window, Peers tab, right-click ban node for 1 hour, day, week, year does nothing. Disconnect node still works.
### Is the issue reproducible?

Yes.
#### List steps to reproduce below:
1. build master branch after commit https://github.com/bitcoin/bitcoin/commit/6423116741de2144872389cf63a621539ae79aaa
2. launch bitcoin-qt (on testnet is advisable)
3. test ban node list right-click functionality on Menu->Help->Debug pop-up window, Peers tab.

{
    std::vector<NodeEvictionCandidate> vEvictionCandidates;
    {
        LOCK(cs_vNodes);
        BOOST_FOREACH(CNode *node, vNodes) {
            if (node->fWhitelisted)
                continue;
            if (!node->fInbound)
                continue;
            if (node->fDisconnect)
                continue;
            NodeEvictionCandidate candidate = {node->id, node->nTimeConnected, node->nMinPingUsecTime,
                                               node->nLastBlockTime, node->nLastTXTime, node->fNetworkNode,
                                               node->fRelayTxes, node->pfilter != NULL, node->addr, node->nKeyedNetGroup};
            vEvictionCandidates.push_back(candidate);
        }
    }
    if (vEvictionCandidates.empty()) return false;