scheduler: Trace queue size at post time

scheduler: Trace queue size at post time

Trace the task queue size when a task gets posted into it in addition
to when we reload the work queue. This makes it easier to see when
tasks are posted from a trace.

Committed: https://crrev.com/294c455b12087569af1d3a8b94c95e3ae80ad718
Cr-Commit-Position: refs/heads/master@{#318038}

[Sami, 2015-02-25 12:29:27]

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

[alex clarke (OOO till 29th), 2015-02-25 12:37:51]

https://codereview.chromium.org/954833005/diff/1/content/renderer/scheduler/t...
File content/renderer/scheduler/task_queue_manager.cc (right):

https://codereview.chromium.org/954833005/diff/1/content/renderer/scheduler/t...
content/renderer/scheduler/task_queue_manager.cc:176: if (!is_locked)
Did you consider using lock_.Try() here?

[alex clarke (OOO till 29th), 2015-02-25 12:38:51]

lgtm

https://codereview.chromium.org/954833005/diff/1/content/renderer/scheduler/t...
File content/renderer/scheduler/task_queue_manager.cc (right):

https://codereview.chromium.org/954833005/diff/1/content/renderer/scheduler/t...
content/renderer/scheduler/task_queue_manager.cc:176: if (!is_locked)
On 2015/02/25 12:37:51, alexclarke1 wrote:
> Did you consider using lock_.Try() here?

Ah you can't do that on the same thread.

[Sami, 2015-02-25 12:52:15]

The CQ bit was checked by skyostil@chromium.org

[Sami, 2015-02-25 12:52:16]

The patchset sent to the CQ was uploaded after l-g-t-m from
alexclarke@chromium.org
Link to the patchset: https://codereview.chromium.org/954833005/#ps20001 (title:
"Rebased.")

[commit-bot: I haz the power, 2015-02-25 12:53:00]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/954833005/20001

[commit-bot: I haz the power, 2015-02-25 13:46:52]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2015-02-25 13:47:43]

Patchset 2 (id:??) landed as
https://crrev.com/294c455b12087569af1d3a8b94c95e3ae80ad718
Cr-Commit-Position: refs/heads/master@{#318038}