function targetFunction(ownProperties)
        {
            if (!ownProperties.internalProperties)
                return this._object;
            var internalProperties = ownProperties.internalProperties;
            for (var property of internalProperties) {
                if (property.name === "[[TargetFunction]]")
                    return property.value;
            }
            return this._object;
        }
@param {!{properties: ?Array<!WebInspector.RemoteObjectProperty>, internalProperties: ?Array<!WebInspector.RemoteObjectProperty>}} ownProperties
@return {!WebInspector.RemoteObject}
@this {WebInspector.RemoteFunction}