Remove unneeded calls to enable the threaded parser.

Remove unneeded calls to enable the threaded parser.

These options always default to true now.

BUG=308321, 366354
R=jabdelmalek@google.com, jam@chromium.org

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=272038

[jabdelmalek, 2014-05-20 22:26:50]

lgtm

[dcheng, 2014-05-20 22:28:21]

The CQ bit was checked by dcheng@chromium.org

[commit-bot: I haz the power, 2014-05-20 22:30:13]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/dcheng@chromium.org/293003005/1

[commit-bot: I haz the power, 2014-05-21 06:34:27]

FYI, CQ is re-trying this CL (attempt #1).
Please consider checking whether the failures are real,
and report flakes to chrome-troopers@google.com.
The failing builders are:
  android_dbg_triggered_tests on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/android_dbg_triggered...)
  chromium_presubmit on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/chromium_presubmit/bu...)

[commit-bot: I haz the power, 2014-05-21 06:40:52]

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

[commit-bot: I haz the power, 2014-05-21 06:40:53]

Try jobs failed on following builders:
  chromium_presubmit on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/chromium_presubmit/bu...)

[jam, 2014-05-21 16:51:16]

lgtm

[dcheng, 2014-05-21 20:24:03]

The CQ bit was checked by dcheng@chromium.org

[commit-bot: I haz the power, 2014-05-21 20:30:05]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/dcheng@chromium.org/293003005/1

[commit-bot: I haz the power, 2014-05-21 20:37:15]

FYI, CQ is re-trying this CL (attempt #1).
Please consider checking whether the failures are real,
and report flakes to chrome-troopers@google.com.
The failing builders are:
  android_dbg_triggered_tests on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/android_dbg_triggered...)

[dcheng, 2014-05-22 01:07:13]

Committed patchset #1 manually as r272038 (presubmit successful).