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, 3 insertions, 2 deletions

diff --git a/src/qt/receivecoinsdialog.cpp b/src/qt/receivecoinsdialog.cpp
index b50cad497..dd83547a9 100644
--- a/src/qt/receivecoinsdialog.cpp
+++ b/src/qt/receivecoinsdialog.cpp
@@ -25,6 +25,7 @@
 ReceiveCoinsDialog::ReceiveCoinsDialog(const PlatformStyle *_platformStyle, QWidget *parent) :
     QDialog(parent),
     ui(new Ui::ReceiveCoinsDialog),
+    columnResizingFixer(0),
     model(0),
     platformStyle(_platformStyle)
 {
@@ -49,7 +50,7 @@ ReceiveCoinsDialog::ReceiveCoinsDialog(const PlatformStyle *_platformStyle, QWid
     QAction *copyAmountAction = new QAction(tr("Copy amount"), this);
 
     // context menu
-    contextMenu = new QMenu();
+    contextMenu = new QMenu(this);
     contextMenu->addAction(copyURIAction);
     contextMenu->addAction(copyLabelAction);
     contextMenu->addAction(copyMessageAction);
@@ -91,7 +92,7 @@ void ReceiveCoinsDialog::setModel(WalletModel *_model)
             SIGNAL(selectionChanged(QItemSelection, QItemSelection)), this,
             SLOT(recentRequestsView_selectionChanged(QItemSelection, QItemSelection)));
         // Last 2 columns are set by the columnResizingFixer, when the table geometry is ready.
-        columnResizingFixer = new GUIUtil::TableViewLastColumnResizingFixer(tableView, AMOUNT_MINIMUM_COLUMN_WIDTH, DATE_COLUMN_WIDTH);
+        columnResizingFixer = new GUIUtil::TableViewLastColumnResizingFixer(tableView, AMOUNT_MINIMUM_COLUMN_WIDTH, DATE_COLUMN_WIDTH, this);
     }
 }