Handle initialization race in TaskQueue on Windows, discovered by drmemory

Handle initialization race in TaskQueue on Windows, discovered by drmemory.
The issue was that if the main entry routine of the thread would get called before the first APC, the thread would hang on a GetMessage() call and the APC sent to initialize the thread, would never run.

BUG=

Committed: https://crrev.com/b89257a51b5363628e9d694584dc5a64da772809
Cr-Commit-Position: refs/heads/master@{#13438}

[tommi, 2016-07-11 20:10:43]

Use QS_ALLEVENTS

[tommi, 2016-07-11 20:25:41]

Description was changed from

==========
Handle initialization race in TaskQueue on Windows, discovered by drmemory

BUG=
==========

to

==========
Handle initialization race in TaskQueue on Windows, discovered by drmemory.
The issue was that if the main entry routine of the thread would get called
before the first APC, the thread would hang on a GetMessage() call and the APC
sent to initialize the thread, would never run.

BUG=
==========

[tommi, 2016-07-11 20:40:48]

tommi@webrtc.org changed reviewers:
+ henrika@webrtc.org

[tommi, 2016-07-11 20:48:45]

On 2016/07/11 20:40:49, tommi-webrtc wrote:

Hej Henrik - FYI, to be sure, I tested this with the patch you ran into this
with, here: https://codereview.webrtc.org/2138963002

[henrika_webrtc, 2016-07-12 08:12:29]

Looks great. Will use it in my patch and confirm that it works as well.

Thanks!

LGTM

[tommi, 2016-07-12 08:19:15]

The CQ bit was checked by tommi@webrtc.org

[commit-bot: I haz the power, 2016-07-12 08:19:22]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.webrtc.org/...

[commit-bot: I haz the power, 2016-07-12 08:24:40]

Description was changed from

==========
Handle initialization race in TaskQueue on Windows, discovered by drmemory.
The issue was that if the main entry routine of the thread would get called
before the first APC, the thread would hang on a GetMessage() call and the APC
sent to initialize the thread, would never run.

BUG=
==========

to

==========
Handle initialization race in TaskQueue on Windows, discovered by drmemory.
The issue was that if the main entry routine of the thread would get called
before the first APC, the thread would hang on a GetMessage() call and the APC
sent to initialize the thread, would never run.

BUG=
==========

[commit-bot: I haz the power, 2016-07-12 08:24:41]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-07-12 08:24:47]

Description was changed from

==========
Handle initialization race in TaskQueue on Windows, discovered by drmemory.
The issue was that if the main entry routine of the thread would get called
before the first APC, the thread would hang on a GetMessage() call and the APC
sent to initialize the thread, would never run.

BUG=
==========

to

==========
Handle initialization race in TaskQueue on Windows, discovered by drmemory.
The issue was that if the main entry routine of the thread would get called
before the first APC, the thread would hang on a GetMessage() call and the APC
sent to initialize the thread, would never run.

BUG=

Committed: https://crrev.com/b89257a51b5363628e9d694584dc5a64da772809
Cr-Commit-Position: refs/heads/master@{#13438}
==========

[commit-bot: I haz the power, 2016-07-12 08:24:47]

Patchset 2 (id:??) landed as
https://crrev.com/b89257a51b5363628e9d694584dc5a64da772809
Cr-Commit-Position: refs/heads/master@{#13438}