2411                   Handle<JSFunction> known_function,  in HInvokeFunction()  argument
2414         known_function_(known_function) {  in HInvokeFunction()
2415     formal_parameter_count_ = known_function.is_null()  in HInvokeFunction()
2416         ? 0 : known_function->shared()->formal_parameter_count();  in HInvokeFunction()
2417     has_stack_check_ = !known_function.is_null() &&  in HInvokeFunction()
2418         (known_function->code()->kind() == Code::FUNCTION ||  in HInvokeFunction()
2419          known_function->code()->kind() == Code::OPTIMIZED_FUNCTION);  in HInvokeFunction()
2425                               Handle<JSFunction> known_function,  in New()  argument
2428                                      known_function, argument_count);  in New()
2433   Handle<JSFunction> known_function() { return known_function_; }  in known_function()  function
3890   bool known_function() const { return known_function_; }  in known_function()  function