1 files changed, 15 insertions, 4 deletions
diff --git a/src/3rdparty/webkit/JavaScriptCore/runtime/StringObject.cpp b/src/3rdparty/webkit/JavaScriptCore/runtime/StringObject.cpp
index fb44498a5..4745a98ff 100644
--- a/src/3rdparty/webkit/JavaScriptCore/runtime/StringObject.cpp
+++ b/src/3rdparty/webkit/JavaScriptCore/runtime/StringObject.cpp
@@ -68,19 +68,30 @@ void StringObject::put(ExecState* exec, const Identifier& propertyName, JSValue
     JSObject::put(exec, propertyName, value, slot);
 }
 
-bool StringObject::deleteProperty(ExecState* exec, const Identifier& propertyName)
+bool StringObject::deleteProperty(ExecState* exec, const Identifier& propertyName, bool checkDontDelete)
 {
     if (propertyName == exec->propertyNames().length)
         return false;
-    return JSObject::deleteProperty(exec, propertyName);
+    bool isStrictUInt32;
+    unsigned i = propertyName.toStrictUInt32(&isStrictUInt32);
+    if (isStrictUInt32 && internalValue()->canGetIndex(i))
+        return false;
+    return JSObject::deleteProperty(exec, propertyName, checkDontDelete);
 }
 
-void StringObject::getPropertyNames(ExecState* exec, PropertyNameArray& propertyNames)
+void StringObject::getPropertyNames(ExecState* exec, PropertyNameArray& propertyNames, unsigned listedAttributes)
 {
     int size = internalValue()->value().size();
     for (int i = 0; i < size; ++i)
         propertyNames.add(Identifier(exec, UString::from(i)));
-    return JSObject::getPropertyNames(exec, propertyNames);
+    return JSObject::getPropertyNames(exec, propertyNames, listedAttributes);
+}
+
+bool StringObject::getPropertyAttributes(ExecState* exec, const Identifier& propertyName, unsigned& attributes) const
+{
+    if (internalValue()->getStringPropertyAttributes(exec, propertyName, attributes))
+        return true;
+    return JSObject::getPropertyAttributes(exec, propertyName, attributes);
 }
 
 UString StringObject::toString(ExecState*) const