Fix a bug in QuicHttpStream::Close in which response_status_ was not being set. This would cause th…

Fix a bug in QuicHttpStream::Close in which response_status_ was not being set. This would cause the ReadResponseHeaders method to return OK even though the response headers was NULL.

BUG=409871
Committed: https://crrev.com/11a114a82dff4d591f6c197f49b60c7c0a3525c9
Cr-Commit-Position: refs/heads/master@{#293377}

[Ryan Hamilton, 2014-09-04 18:02:25]

rch@chromium.org changed reviewers:
+ rtenneti@chromium.org

[ramant (doing other things), 2014-09-04 18:08:16]

lgtm

[Ryan Hamilton, 2014-09-04 19:11:48]

The CQ bit was checked by rch@chromium.org

[commit-bot: I haz the power, 2014-09-04 19:13:15]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/rch@chromium.org/544773002/1

[commit-bot: I haz the power, 2014-09-04 23:43:11]

Committed patchset #1 (id:1) as 2dcd2d2ca03397f096722081a3697e3f6ebddfe8

[commit-bot: I haz the power, 2014-09-10 03:34:04]

Patchset 1 (id:??) landed as
https://crrev.com/11a114a82dff4d591f6c197f49b60c7c0a3525c9
Cr-Commit-Position: refs/heads/master@{#293377}