avfoundation: modernize by using nullptr and override

Change-Id: Ifd483f925ed69f0ba35c46facfdb571dea87c1ac
Reviewed-by: VaL Doroshchuk <valentyn.doroshchuk@qt.io>

1 files changed, 6 insertions, 6 deletions

diff --git a/src/plugins/avfoundation/camera/avfcamerametadatacontrol.h b/src/plugins/avfoundation/camera/avfcamerametadatacontrol.h
index 1b00043d0..cba29c394 100644
--- a/src/plugins/avfoundation/camera/avfcamerametadatacontrol.h
+++ b/src/plugins/avfoundation/camera/avfcamerametadatacontrol.h
@@ -50,15 +50,15 @@ class AVFCameraMetaDataControl : public QMetaDataWriterControl
 {
     Q_OBJECT
 public:
-    AVFCameraMetaDataControl(AVFCameraService *service, QObject *parent=0);
+    AVFCameraMetaDataControl(AVFCameraService *service, QObject *parent = nullptr);
     virtual ~AVFCameraMetaDataControl();
 
-    bool isMetaDataAvailable() const;
-    bool isWritable() const;
+    bool isMetaDataAvailable() const override;
+    bool isWritable() const override;
 
-    QVariant metaData(const QString &key) const;
-    void setMetaData(const QString &key, const QVariant &value);
-    QStringList availableMetaData() const;
+    QVariant metaData(const QString &key) const override;
+    void setMetaData(const QString &key, const QVariant &value) override;
+    QStringList availableMetaData() const override;
 
 private:
     QMap<QString, QVariant> m_tags;