Remove NOTREACHED() in ProxyConnectRedirectHttpStream::GetUploadProgress()

Remove NOTREACHED() in ProxyConnectRedirectHttpStream::GetUploadProgress()

We can hit this, and it seems removing this is fine.

BUG=400968
Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=291439

[Ryan Hamilton, 2014-08-22 04:36:18]

lgtm

[tyoshino (SeeGerritForStatus), 2014-08-22 04:37:11]

The CQ bit was checked by tyoshino@chromium.org

[commit-bot: I haz the power, 2014-08-22 04:38:13]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/tyoshino@chromium.org/497573004/1

[commit-bot: I haz the power, 2014-08-22 05:35:16]

FYI, CQ is re-trying this CL (attempt #1).
The failing builders are:
  android_dbg_tests_recipe on tryserver.chromium.linux
(http://build.chromium.org/p/tryserver.chromium.linux/builders/android_dbg_tes...)
  win_chromium_x64_rel_swarming on tryserver.chromium.win
(http://build.chromium.org/p/tryserver.chromium.win/builders/win_chromium_x64_...)

[commit-bot: I haz the power, 2014-08-22 06:26:40]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2014-08-22 06:26:41]

Try jobs failed on following builders:
  android_dbg_tests_recipe on tryserver.chromium.linux
(http://build.chromium.org/p/tryserver.chromium.linux/builders/android_dbg_tes...)

[tyoshino (SeeGerritForStatus), 2014-08-22 16:29:58]

The CQ bit was checked by tyoshino@chromium.org

[commit-bot: I haz the power, 2014-08-22 16:30:26]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/tyoshino@chromium.org/497573004/1

[commit-bot: I haz the power, 2014-08-22 17:26:00]

Committed patchset #1 (1) as 291439