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

[Vitaliy Margolen]

Jacek Caban wrote:
> Hi Vitaliy,
> 
> Vitaliy Margolen wrote:
>> This reverts commit c32cca8066807d09e3b953aee9242eba8cfa8cdb.
>>
>> This patch is obviously wrong since it broke Steam Community page.
>>
> This patch is obviously good and fixed a real problem, so the problem 
> must be somewhere else. I would try to fix it, but Community tab works 
> fine for me so I can't test it.
> 
It would be nice if you would have said something in the bug report.

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. The question is then why does it work without 
your patch?

Vitaliy.