Revert "mshtml: Use QueryService to get IHttpNegotiate in get_post_data_stream."

[Vitaliy Margolen]

Jacek Caban wrote:
> Vitaliy Margolen wrote:
>>
>> It seems the problem caused by an empty content-length for the POST 
>> request. That might work for you because you are not behind the proxy. 
>> Proxies do not like that and return error.
> 
> Does attached hack help?

Yes it does fix the problem. Thank you. So then something inserts extra 
empty line(s) between header and the body? No wonder proxy doesn't like this 
- it is an equivalent of an empty reply.

Vitaliy.