1 files changed, 2 insertions, 2 deletions
diff --git a/src/3rdparty/webkit/JavaScriptCore/runtime/JSCell.h b/src/3rdparty/webkit/JavaScriptCore/runtime/JSCell.h
index 32aa22b2c..4743baf85 100644
--- a/src/3rdparty/webkit/JavaScriptCore/runtime/JSCell.h
+++ b/src/3rdparty/webkit/JavaScriptCore/runtime/JSCell.h
@@ -90,8 +90,8 @@ namespace JSC {
         virtual const ClassInfo* classInfo() const;
         virtual void put(ExecState*, const Identifier& propertyName, JSValue, PutPropertySlot&);
         virtual void put(ExecState*, unsigned propertyName, JSValue);
-        virtual bool deleteProperty(ExecState*, const Identifier& propertyName);
-        virtual bool deleteProperty(ExecState*, unsigned propertyName);
+        virtual bool deleteProperty(ExecState*, const Identifier& propertyName, bool checkDontDelete = true);
+        virtual bool deleteProperty(ExecState*, unsigned propertyName, bool checkDontDelete = true);
 
         virtual JSObject* toThisObject(ExecState*) const;
         virtual UString toThisString(ExecState*) const;