Add Q_OBJECT macros.

src/modules/partition/gui/PartitionBarsView.h

@@ -30,6 +30,7 @@
  */
 class PartitionBarsView : public QAbstractItemView
 {
+    Q_OBJECT
 public:
     explicit PartitionBarsView( QWidget* parent = nullptr );
     virtual ~PartitionBarsView();

src/modules/partition/gui/PartitionLabelsView.h

@@ -31,6 +31,7 @@
  */
 class PartitionLabelsView : public QAbstractItemView
 {
+    Q_OBJECT
 public:
     explicit PartitionLabelsView( QWidget* parent = nullptr );
     virtual ~PartitionLabelsView();