1 files changed, 6 insertions, 4 deletions
diff --git a/src/widgets/widgets/qframe.h b/src/widgets/widgets/qframe.h
index ff04d70afc..90e434722e 100644
--- a/src/widgets/widgets/qframe.h
+++ b/src/widgets/widgets/qframe.h
@@ -40,6 +40,7 @@ QT_BEGIN_NAMESPACE
 
 
 class QFramePrivate;
+class QStyleOptionFrame;
 
 class Q_WIDGETS_EXPORT QFrame : public QWidget
 {
@@ -62,7 +63,7 @@ public:
 
     int frameWidth() const;
 
-    QSize sizeHint() const;
+    QSize sizeHint() const Q_DECL_OVERRIDE;
 
     enum Shape {
         NoFrame  = 0, // no frame
@@ -99,14 +100,15 @@ public:
     void setFrameRect(const QRect &);
 
 protected:
-    bool event(QEvent *e);
-    void paintEvent(QPaintEvent *);
-    void changeEvent(QEvent *);
+    bool event(QEvent *e) Q_DECL_OVERRIDE;
+    void paintEvent(QPaintEvent *) Q_DECL_OVERRIDE;
+    void changeEvent(QEvent *) Q_DECL_OVERRIDE;
     void drawFrame(QPainter *);
 
 
 protected:
     QFrame(QFramePrivate &dd, QWidget* parent = 0, Qt::WindowFlags f = 0);
+    void initStyleOption(QStyleOptionFrame *option) const;
 
 private:
     Q_DISABLE_COPY(QFrame)