1 files changed, 3 insertions, 1 deletions
diff --git a/src/gui/image/qicon_p.h b/src/gui/image/qicon_p.h
index ab144e61ff..c5bf120620 100644
--- a/src/gui/image/qicon_p.h
+++ b/src/gui/image/qicon_p.h
@@ -42,6 +42,8 @@ public:
     int serialNum;
     int detach_no;
     bool is_mask;
+
+    static void clearIconCache();
 };
 
 
@@ -82,7 +84,7 @@ public:
     QList<QSize> availableSizes(QIcon::Mode mode, QIcon::State state) override;
     void addPixmap(const QPixmap &pixmap, QIcon::Mode mode, QIcon::State state) override;
     void addFile(const QString &fileName, const QSize &size, QIcon::Mode mode, QIcon::State state) override;
-
+    bool isNull() override;
 
     QString key() const override;
     QIconEngine *clone() const override;