fix the bug of reflect for php5.5
fix the bug of reflect for php5.5

LinkedDestiny/swoole-src,swoole/swoole-src,LinkedDestiny/swoole-src,swoole/swoole-src,AJSoft/swoole-src,tutanhamon/swoole-src,AJSoft/swoole-src,tutanhamon/swoole-src,tutanhamon/swoole-src,tutanhamon/swoole-src,LinkedDestiny/swoole-src,AJSoft/swoole-src,LinkedDestiny/swoole-src,swoole/swoole-src,LinkedDestiny/swoole-src,AJSoft/swoole-src,tutanhamon/swoole-src,AJSoft/swoole-src,tutanhamon/swoole-src,LinkedDestiny/swoole-src,LinkedDestiny/swoole-src,tutanhamon/swoole-src,AJSoft/swoole-src,AJSoft/swoole-src,swoole/swoole-src,swoole/swoole-src,swoole/swoole-src,swoole/swoole-src