In QUIC, do not enable forced HOL blocking if FLAGS_quic_reloadable_flag_quic_use_stream_notifier2 …

In QUIC, do not enable forced HOL blocking if FLAGS_quic_reloadable_flag_quic_use_stream_notifier2 is on.

Merge internal change: 159473673

R=rch@chromium.org

[wangyix1, 2017-06-28 19:06:35]

The CQ bit was checked by wangyix@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2017-06-28 19:07:08]

Dry run: CQ is trying da patch.

Follow status at:
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2017-06-28 19:11:22]

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

[commit-bot: I haz the power, 2017-06-28 19:11:23]

Dry run: Try jobs failed on following builders:
  android_arm64_dbg_recipe on master.tryserver.chromium.android (JOB_FAILED,
https://build.chromium.org/p/tryserver.chromium.android/builders/android_arm6...)
  cast_shell_android on master.tryserver.chromium.android (JOB_FAILED,
https://build.chromium.org/p/tryserver.chromium.android/builders/cast_shell_a...)
  chromium_presubmit on master.tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/chromium_presub...)
  linux_chromium_tsan_rel_ng on master.tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)

[wangyix1, 2017-06-28 21:39:32]

The CQ bit was checked by wangyix@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2017-06-28 21:40:20]

Dry run: CQ is trying da patch.

Follow status at:
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2017-06-28 23:11:10]

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

[commit-bot: I haz the power, 2017-06-28 23:11:11]

Dry run: This issue passed the CQ dry run.

[Ryan Hamilton, 2017-06-29 02:51:49]

lgtm