Remove unused members from some classes

Change-Id: I9b63bf32feaef36decc91d073eb82b2abfd2eabb
Reviewed-by: hjk <hjk@qt.io>

src/plugins/ios/iossettingswidget.h

@@ -58,7 +58,6 @@ private:
 
 private:
     Ui::IosSettingsWidget *m_ui = nullptr;
-    bool m_saveSettingsRequested = false;
     SimulatorControl *m_simControl = nullptr;
 };