[PATCH v2] wininet: Reset context length for http status 304

[Marvin]

Hi,

While running your changed tests, I think I found new failures.
Being a bot and all I'm not very good at pattern recognition, so I might be
wrong, but could you please double-check?

Full results can be found at:
https://testbot.winehq.org/JobDetails.pl?Key=98926

Your paranoid android.


=== w8adm (32 bit report) ===

wininet:
http.c:697: Test failed: req_error = 12007
http.c:708: Test failed: expected status 11 (INTERNET_STATUS_NAME_RESOLVED) 1 times, received 0 times
http.c:721: Test failed: expected status 30 (INTERNET_STATUS_SENDING_REQUEST) 1 times, received 0 times
http.c:722: Test failed: expected status 31 (INTERNET_STATUS_REQUEST_SENT) 1 times, received 0 times
http.c:723: Test failed: expected status 40 (INTERNET_STATUS_RECEIVING_RESPONSE) 1 times, received 0 times
http.c:724: Test failed: expected status 41 (INTERNET_STATUS_RESPONSE_RECEIVED) 1 times, received 0 times
http.c:733: Test failed: flags = 8, expected 0
http.c:747: Test failed: Expected any header character, got 0x00
http.c:774: Test failed: Expected 0x0000, got 7777
http.c:937: Test failed: Returned zero size in response to request complete
http.c:376: Test failed: unexpected status 10 (INTERNET_STATUS_RESOLVING_NAME)
http.c:697: Test failed: req_error = 12007
http.c:718: Test failed: expected status 10 (INTERNET_STATUS_RESOLVING_NAME) 0 times, received 1 times
http.c:721: Test failed: expected status 30 (INTERNET_STATUS_SENDING_REQUEST) 2 times, received 0 times
http.c:722: Test failed: expected status 31 (INTERNET_STATUS_REQUEST_SENT) 2 times, received 0 times
http.c:723: Test failed: expected status 40 (INTERNET_STATUS_RECEIVING_RESPONSE) 2 times, received 0 times
http.c:724: Test failed: expected status 41 (INTERNET_STATUS_RESPONSE_RECEIVED) 2 times, received 0 times
http.c:726: Test failed: expected status 110 (INTERNET_STATUS_REDIRECT) 1 times, received 0 times
http.c:733: Test failed: flags = 8, expected 0
http.c:747: Test failed: Expected any header character, got 0x00
http.c:774: Test failed: Expected 0x0000, got 7777
http.c:797: Test failed: size = 37
http.c:797: Test failed: unexpected URL http://test.winehq.org/tests/redirect, expected http://test.winehq.org/tests/hello.html
http.c:937: Test failed: Returned zero size in response to request complete
http.c:376: Test failed: unexpected status 10 (INTERNET_STATUS_RESOLVING_NAME)
http.c:376: Test failed: unexpected status 11 (INTERNET_STATUS_NAME_RESOLVED)
http.c:718: Test failed: expected status 10 (INTERNET_STATUS_RESOLVING_NAME) 0 times, received 1 times
http.c:719: Test failed: expected status 11 (INTERNET_STATUS_NAME_RESOLVED) 0 times, received 1 times