Cache delegate_->IsNested() in TaskQueueManager::DoWork

Cache delegate_->IsNested() in TaskQueueManager::DoWork

As far as a DoWork is concerned the value of delegate_->IsNested()
is constant (ProcessTaskFromWorkQueue can run a nested loop but it
must have exited before it finished).

BUG=578176
Review-Url: https://codereview.chromium.org/2654433002
Cr-Commit-Position: refs/heads/master@{#445384}
Committed: https://chromium.googlesource.com/chromium/src/+/b8e56c6b6d507d27a49f68db8e1034ed9e409887

[alex clarke (OOO till 29th), 2017-01-23 12:12:44]

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

[alex clarke (OOO till 29th), 2017-01-23 12:12:55]

alexclarke@chromium.org changed reviewers:
+ altimin@chromium.org

[commit-bot: I haz the power, 2017-01-23 12:13:02]

Dry run: CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[altimin, 2017-01-23 12:26:32]

lgtm

[commit-bot: I haz the power, 2017-01-23 13:13:36]

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

[commit-bot: I haz the power, 2017-01-23 13:13:37]

Dry run: Try jobs failed on following builders:
  mac_chromium_rel_ng on master.tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/mac_chromium_rel_...)

[alex clarke (OOO till 29th), 2017-01-23 15:13:13]

The CQ bit was checked by alexclarke@chromium.org

[commit-bot: I haz the power, 2017-01-23 15:13:33]

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, 2017-01-23 16:14:00]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1485184393389960, "parent_rev":
"b5f5cc79c127005026eb5ee9a9e76b05d4a79d7e", "commit_rev":
"b8e56c6b6d507d27a49f68db8e1034ed9e409887"}

[commit-bot: I haz the power, 2017-01-23 16:14:34]

Description was changed from

==========
Cache delegate_->IsNested() in TaskQueueManager::DoWork

As far as a DoWork is concerned the value of delegate_->IsNested()
is constant (ProcessTaskFromWorkQueue can run a nested loop but it
must have exited before it finished).

BUG=578176
==========

to

==========
Cache delegate_->IsNested() in TaskQueueManager::DoWork

As far as a DoWork is concerned the value of delegate_->IsNested()
is constant (ProcessTaskFromWorkQueue can run a nested loop but it
must have exited before it finished).

BUG=578176

Review-Url: https://codereview.chromium.org/2654433002
Cr-Commit-Position: refs/heads/master@{#445384}
Committed:
https://chromium.googlesource.com/chromium/src/+/b8e56c6b6d507d27a49f68db8e10...
==========

[commit-bot: I haz the power, 2017-01-23 16:14:36]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/b8e56c6b6d507d27a49f68db8e10...