qt: Plug many memory leaks

None of these are very serious, and are leaks in objects that are
created at most one time.

In most cases this means properly using the QObject parent hierarchy,
except for BanTablePriv/PeerTablePriv which are not QObject,
so use a std::unique_ptr instead.

1 files changed, 2 insertions, 1 deletions

diff --git a/src/qt/peertablemodel.h b/src/qt/peertablemodel.h
index a4f7bbdb3d..af34b147b1 100644
--- a/src/qt/peertablemodel.h
+++ b/src/qt/peertablemodel.h
@@ -46,6 +46,7 @@ class PeerTableModel : public QAbstractTableModel
 
 public:
     explicit PeerTableModel(ClientModel *parent = 0);
+    ~PeerTableModel();
     const CNodeCombinedStats *getNodeStats(int idx);
     int getRowByNodeId(NodeId nodeid);
     void startAutoRefresh();
@@ -75,7 +76,7 @@ public Q_SLOTS:
 private:
     ClientModel *clientModel;
     QStringList columns;
-    PeerTablePriv *priv;
+    std::unique_ptr<PeerTablePriv> priv;
     QTimer *timer;
 };