Add missing override into Qt modules

Change-Id: I014ac8c7b590c77b054fbb01f0ab5601c44ca88e
Reviewed-by: hjk <hjk@qt.io>

src/network/socket/qabstractsocket_p.h

@@ -72,13 +72,13 @@ public:
     virtual ~QAbstractSocketPrivate();
 
     // from QAbstractSocketEngineReceiver
-    inline void readNotification() { canReadNotification(); }
-    inline void writeNotification() { canWriteNotification(); }
-    inline void exceptionNotification() {}
-    inline void closeNotification() { canCloseNotification(); }
-    void connectionNotification();
+    inline void readNotification() override { canReadNotification(); }
+    inline void writeNotification() override { canWriteNotification(); }
+    inline void exceptionNotification() override {}
+    inline void closeNotification() override { canCloseNotification(); }
+    void connectionNotification() override;
 #ifndef QT_NO_NETWORKPROXY
-    inline void proxyAuthenticationRequired(const QNetworkProxy &proxy, QAuthenticator *authenticator) {
+    inline void proxyAuthenticationRequired(const QNetworkProxy &proxy, QAuthenticator *authenticator) override {
         Q_Q(QAbstractSocket);
         q->proxyAuthenticationRequired(proxy, authenticator);
     }

src/network/socket/qlocalsocket_p.h

@@ -99,12 +99,12 @@ public:
         QTcpSocket::setSocketError(error);
     }
 
-    inline qint64 readData(char *data, qint64 maxSize)
+    inline qint64 readData(char *data, qint64 maxSize) override
     {
         return QTcpSocket::readData(data, maxSize);
     }
 
-    inline qint64 writeData(const char *data, qint64 maxSize)
+    inline qint64 writeData(const char *data, qint64 maxSize) override
     {
         return QTcpSocket::writeData(data, maxSize);
     }

src/network/socket/qnativesocketengine.cpp

@@ -1230,7 +1230,7 @@ public:
     { engine = parent; }
 
 protected:
-    bool event(QEvent *);
+    bool event(QEvent *) override;
 
     QNativeSocketEngine *engine;
 };
@@ -1262,7 +1262,7 @@ public:
         : QSocketNotifier(fd, QSocketNotifier::Write, parent) { engine = parent; }
 
 protected:
-    bool event(QEvent *);
+    bool event(QEvent *) override;
 
     QNativeSocketEngine *engine;
 };
@@ -1286,7 +1286,7 @@ public:
         : QSocketNotifier(fd, QSocketNotifier::Exception, parent) { engine = parent; }
 
 protected:
-    bool event(QEvent *);
+    bool event(QEvent *) override;
 
     QNativeSocketEngine *engine;
 };

src/opengl/gl2paintengineex/qglgradientcache_p.h

@@ -83,8 +83,8 @@ public:
     GLuint getBuffer(const QGradient &gradient, qreal opacity);
     inline int paletteSize() const { return 1024; }
 
-    void invalidateResource();
-    void freeResource(QOpenGLContext *ctx);
+    void invalidateResource() override;
+    void freeResource(QOpenGLContext *ctx) override;
 
 private:
     inline int maxCacheSize() const { return 60; }

src/opengl/qglpixelbuffer_p.h

@@ -63,11 +63,11 @@ class QOpenGLFramebufferObject;
 class QGLPBufferGLPaintDevice : public QGLPaintDevice
 {
 public:
-    virtual QPaintEngine* paintEngine() const {return pbuf->paintEngine();}
-    virtual QSize size() const {return pbuf->size();}
-    virtual QGLContext* context() const;
-    virtual void beginPaint();
-    virtual void endPaint();
+    QPaintEngine* paintEngine() const override {return pbuf->paintEngine();}
+    QSize size() const override {return pbuf->size();}
+    QGLContext* context() const override;
+    void beginPaint() override;
+    void endPaint() override;
     void setPBuffer(QGLPixelBuffer* pb);
     void setFbo(GLuint fbo);
 private:

src/printsupport/dialogs/qabstractprintdialog.h

@@ -83,7 +83,7 @@ public:
     explicit QAbstractPrintDialog(QPrinter *printer, QWidget *parent = Q_NULLPTR);
     ~QAbstractPrintDialog();
 
-    virtual int exec() = 0;
+    int exec() override = 0;
 
     // obsolete
     void addEnabledOption(PrintDialogOption option);

src/printsupport/kernel/qpaintengine_alpha_p.h

@@ -67,18 +67,18 @@ class Q_PRINTSUPPORT_EXPORT QAlphaPaintEngine : public QPaintEngine
 public:
     ~QAlphaPaintEngine();
 
-    virtual bool begin(QPaintDevice *pdev);
-    virtual bool end();
+    bool begin(QPaintDevice *pdev) override;
+    bool end() override;
 
-    virtual void updateState(const QPaintEngineState &state);
+    void updateState(const QPaintEngineState &state)  override;
 
-    virtual void drawPath(const QPainterPath &path);
+    void drawPath(const QPainterPath &path)  override;
 
-    virtual void drawPolygon(const QPointF *points, int pointCount, PolygonDrawMode mode);
+    void drawPolygon(const QPointF *points, int pointCount, PolygonDrawMode mode) override;
 
-    virtual void drawPixmap(const QRectF &r, const QPixmap &pm, const QRectF &sr);
-    virtual void drawTextItem(const QPointF &p, const QTextItem &textItem);
-    virtual void drawTiledPixmap(const QRectF &r, const QPixmap &pixmap, const QPointF &s);
+    void drawPixmap(const QRectF &r, const QPixmap &pm, const QRectF &sr) override;
+    void drawTextItem(const QPointF &p, const QTextItem &textItem) override;
+    void drawTiledPixmap(const QRectF &r, const QPixmap &pixmap, const QPointF &s) override;
 
 protected:
     QAlphaPaintEngine(QAlphaPaintEnginePrivate &data, PaintEngineFeatures devcaps = 0);

src/printsupport/kernel/qpaintengine_preview_p.h

@@ -69,33 +69,33 @@ public:
     QPreviewPaintEngine();
     ~QPreviewPaintEngine();
 
-    bool begin(QPaintDevice *dev);
-    bool end();
+    bool begin(QPaintDevice *dev) override;
+    bool end() override;
 
-    void updateState(const QPaintEngineState &state);
+    void updateState(const QPaintEngineState &state) override;
 
-    void drawPath(const QPainterPath &path);
-    void drawPolygon(const QPointF *points, int pointCount, PolygonDrawMode mode);
-    void drawTextItem(const QPointF &p, const QTextItem &textItem);
+    void drawPath(const QPainterPath &path) override;
+    void drawPolygon(const QPointF *points, int pointCount, PolygonDrawMode mode) override;
+    void drawTextItem(const QPointF &p, const QTextItem &textItem) override;
 
-    void drawPixmap(const QRectF &r, const QPixmap &pm, const QRectF &sr);
-    void drawTiledPixmap(const QRectF &r, const QPixmap &pm, const QPointF &p);
+    void drawPixmap(const QRectF &r, const QPixmap &pm, const QRectF &sr) override;
+    void drawTiledPixmap(const QRectF &r, const QPixmap &pm, const QPointF &p) override;
 
     QList<const QPicture *> pages();
 
-    QPaintEngine::Type type() const { return Picture; }
+    QPaintEngine::Type type() const override { return Picture; }
 
     void setProxyEngines(QPrintEngine *printEngine, QPaintEngine *paintEngine);
 
-    void setProperty(PrintEnginePropertyKey key, const QVariant &value);
-    QVariant property(PrintEnginePropertyKey key) const;
+    void setProperty(PrintEnginePropertyKey key, const QVariant &value) override;
+    QVariant property(PrintEnginePropertyKey key) const override;
 
-    bool newPage();
-    bool abort();
+    bool newPage() override;
+    bool abort() override;
 
-    int metric(QPaintDevice::PaintDeviceMetric) const;
+    int metric(QPaintDevice::PaintDeviceMetric) const override;
 
-    QPrinter::PrinterState printerState() const;
+    QPrinter::PrinterState printerState() const override;
 };
 
 QT_END_NAMESPACE

src/sql/models/qsqlrelationaldelegate.h

@@ -65,7 +65,7 @@ explicit QSqlRelationalDelegate(QObject *aParent = 0)
 
 QWidget *createEditor(QWidget *aParent,
                       const QStyleOptionViewItem &option,
-                      const QModelIndex &index) const
+                      const QModelIndex &index) const override
 {
     const QSqlRelationalTableModel *sqlModel = qobject_cast<const QSqlRelationalTableModel *>(index.model());
     QSqlTableModel *childModel = sqlModel ? sqlModel->relationModel(index.column()) : 0;
@@ -80,7 +80,7 @@ QWidget *createEditor(QWidget *aParent,
     return combo;
 }
 
-void setModelData(QWidget *editor, QAbstractItemModel *model, const QModelIndex &index) const
+void setModelData(QWidget *editor, QAbstractItemModel *model, const QModelIndex &index) const override
 {
     if (!index.isValid())
         return;