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;
 };
 

src/plugins/nim/project/nimblebuildsystem.cpp

@@ -41,7 +41,6 @@ using namespace Utils;
 namespace Nim {
 
 const char C_NIMBLEPROJECT_TASKS[] = "Nim.NimbleProject.Tasks";
-const char C_NIMBLEPROJECT_METADATA[] = "Nim.NimbleProject.Metadata";
 
 static std::vector<NimbleTask> parseTasks(const QString &nimblePath, const QString &workingDirectory)
 {

src/plugins/projectexplorer/kitinformation.cpp

@@ -939,7 +939,6 @@ private:
         DeviceKitAspect::setDeviceId(m_kit, m_model->deviceId(m_comboBox->currentIndex()));
     }
 
-    bool m_isReadOnly = false;
     bool m_ignoreChange = false;
     QComboBox *m_comboBox;
     QPushButton *m_manageButton;

src/plugins/qmldesigner/components/formeditor/selectionindicator.h

@@ -57,7 +57,6 @@ private:
 
 private:
     QHash<FormEditorItem*, QGraphicsPolygonItem *> m_indicatorShapeHash;
-    FormEditorItem *m_selectedItem = nullptr;
     QPointer<LayerItem> m_layerItem;
     QCursor m_cursor;
     std::unique_ptr<QGraphicsPolygonItem> m_labelItem;