Merge remote-tracking branch 'origin/5.7' into 5.8.0

Change-Id: I576187a9905802c177ae483e6c29d0f55cf7034d

1 files changed, 7 insertions, 7 deletions

diff --git a/src/gui/image/qpnghandler_p.h b/src/gui/image/qpnghandler_p.h
index 269df25794..4ca716e7c2 100644
--- a/src/gui/image/qpnghandler_p.h
+++ b/src/gui/image/qpnghandler_p.h
@@ -65,15 +65,15 @@ public:
     QPngHandler();
     ~QPngHandler();
 
-    bool canRead() const;
-    bool read(QImage *image);
-    bool write(const QImage &image);
+    bool canRead() const override;
+    bool read(QImage *image) override;
+    bool write(const QImage &image) override;
 
-    QByteArray name() const;
+    QByteArray name() const override;
 
-    QVariant option(ImageOption option) const;
-    void setOption(ImageOption option, const QVariant &value);
-    bool supportsOption(ImageOption option) const;
+    QVariant option(ImageOption option) const override;
+    void setOption(ImageOption option, const QVariant &value) override;
+    bool supportsOption(ImageOption option) const override;
 
     static bool canRead(QIODevice *device);