Use pushbutton instead of abstract button to prevent compile errors

git-svn-id: http://svn.osgeo.org/qgis/trunk@8552 c8812cc2-4d05-0410-92ff-de0c093fc19c

src/app/qgsgeomtypedialog.h

@@ -43,7 +43,7 @@ class QgsGeomTypeDialog: public QDialog, private Ui::QgsGeomTypeDialogBase
   void on_buttonBox_helpRequested();
 
   private:
-  QAbstractButton *mOkButton;
+  QPushButton * mOkButton;
   static const int context_id = 165149618;
 
 };