Qt: remove some more leftovers of Qt4

src/Mod/Drawing/Gui/DrawingView.h

@@ -107,11 +107,7 @@ protected:
     void contextMenuEvent(QContextMenuEvent *event);
     void closeEvent(QCloseEvent*);
     void findPrinterSettings(const QString&);
-#if QT_VERSION >= 0x050300
     QPageSize::PageSizeId getPageSize(int w, int h) const;
-#else
-    QPrinter::PageSize getPageSize(int w, int h) const;
-#endif
 
 private:
     QAction *m_nativeAction;
@@ -125,13 +121,8 @@ private:
     std::string m_objectName;
 
     QString m_currentPath;
-#if QT_VERSION >= 0x050300
     QPageLayout::Orientation m_orientation;
     QPageSize::PageSizeId m_pageSize;
-#else
-    QPrinter::Orientation m_orientation;
-    QPrinter::PageSize m_pageSize;
-#endif
 };
 
 } // namespace DrawingViewGui