Fix making QTreeView function public in RDTreeView

Author: baldurk

qrenderdoc/Widgets/Extended/RDTreeView.h

@@ -178,6 +178,8 @@ class RDTreeView : public QTreeView
   using QTreeView::expandAll;
   using QTreeView::collapseAll;
 
+  using QTreeView::sizeHintForColumn;
+
 signals:
   void leave(QEvent *e);
   void keyPress(QKeyEvent *e);

qrenderdoc/Widgets/Extended/RDTreeWidget.h

@@ -248,8 +248,6 @@ class RDTreeWidget : public RDTreeView
   void endUpdate();
   void setColumnAlignment(int column, Qt::Alignment align);
 
-  int sizeHintForColumn(int column) const { return QTreeView::sizeHintForColumn(column); }
-
   RDTreeWidgetItem *itemForIndex(QModelIndex idx) const;
 
   void copyItem(QPoint pos, RDTreeWidgetItem *item);