[fetch] Is it allowed to create a GET request with body? (#44)

IIUC we can create a GET request with a non-null body:

```
var req = new Request('https://www.example.com/', {method: 'POST', body: 'hello'});
var req2 = new Request(req, {method: 'GET'});
```

Is this OK?


---
Reply to this email directly or view it on GitHub:
https://github.com/whatwg/fetch/issues/44