#2165 - Change usage of zend_is_callable_ex() to zend_is_callable_at_frame()
#2165 - Change usage of zend_is_callable_ex() to zend_is_callable_at_frame()

vpg/zephir,phalcon/zephir,zephir-lang/zephir,vpg/zephir,zephir-lang/zephir,vpg/zephir,zephir-lang/zephir,phalcon/zephir,zephir-lang/zephir,zephir-lang/zephir,phalcon/zephir,vpg/zephir,vpg/zephir,vpg/zephir,phalcon/zephir,phalcon/zephir,phalcon/zephir