Remove ParkThreadsScope

Remove ParkThreadsScope

Now that Oilpan has a per-thread heap, it doesn't need to park any other thread.
We can simply remove ParkThreadsScope.

BUG=671856
Review-Url: https://codereview.chromium.org/2687283002
Cr-Commit-Position: refs/heads/master@{#449588}
Committed: https://chromium.googlesource.com/chromium/src/+/75d9c7e22b281a5e22a6382b9f9a2d9a9dbeac4f

[haraken, 2017-02-10 07:50:56]

haraken@chromium.org changed reviewers:
+ sigbjornf@opera.com

[haraken, 2017-02-10 07:50:57]

PTAL

I'll remove SafePointBarrier::xxx in a follow-up.

[sof, 2017-02-10 07:55:34]

lgtm

Can ThreadHeap::{park,resume}() be removed?

[haraken, 2017-02-10 08:02:11]

> Can ThreadHeap::{park,resume}() be removed?

Done.

Also I noticed that there's another (unused) ParkThreadsScope in Heap.cpp...
Removed.

[haraken, 2017-02-10 08:02:24]

The CQ bit was checked by haraken@chromium.org

[haraken, 2017-02-10 08:02:24]

The patchset sent to the CQ was uploaded after l-g-t-m from sigbjornf@opera.com
Link to the patchset: https://codereview.chromium.org/2687283002/#ps20001
(title: "temp")

[commit-bot: I haz the power, 2017-02-10 08:02:38]

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

[sof, 2017-02-10 08:05:06]

On 2017/02/10 08:02:11, haraken wrote:
> > Can ThreadHeap::{park,resume}() be removed?
> 
> Done.
> 
> Also I noticed that there's another (unused) ParkThreadsScope in Heap.cpp...
> Removed.

lgtm, thanks - how did that happen..

(you'll need to update Heap.h also)

[commit-bot: I haz the power, 2017-02-10 08:20:29]

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

[commit-bot: I haz the power, 2017-02-10 08:20:30]

Try jobs failed on following builders:
  android_compile_dbg on master.tryserver.chromium.android (JOB_FAILED,
https://build.chromium.org/p/tryserver.chromium.android/builders/android_comp...)
  linux_chromium_chromeos_rel_ng on master.tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)

[haraken, 2017-02-10 09:13:37]

The CQ bit was checked by haraken@chromium.org

[haraken, 2017-02-10 09:13:37]

The patchset sent to the CQ was uploaded after l-g-t-m from sigbjornf@opera.com
Link to the patchset: https://codereview.chromium.org/2687283002/#ps40001
(title: "temp")

[commit-bot: I haz the power, 2017-02-10 09:13:53]

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, 2017-02-10 09:15:26]

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

[commit-bot: I haz the power, 2017-02-10 09:15:27]

Try jobs failed on following builders:
  ios-device on master.tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/ios-device/builds...)
  ios-device-xcode-clang on master.tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/ios-device-xcode-...)
  ios-simulator on master.tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/ios-simulator/bui...)

[haraken, 2017-02-10 09:18:54]

The CQ bit was checked by haraken@chromium.org

[haraken, 2017-02-10 09:18:55]

The patchset sent to the CQ was uploaded after l-g-t-m from sigbjornf@opera.com
Link to the patchset: https://codereview.chromium.org/2687283002/#ps60001
(title: "temp")

[commit-bot: I haz the power, 2017-02-10 09:19:12]

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, 2017-02-10 11:15:09]

CQ is committing da patch.

Bot data: {"patchset_id": 60001, "attempt_start_ts": 1486718334775050,
"parent_rev": "8a019d90f3b5a2084ac1ded5b770d1c2de68c760", "commit_rev":
"75d9c7e22b281a5e22a6382b9f9a2d9a9dbeac4f"}

[commit-bot: I haz the power, 2017-02-10 11:15:49]

Description was changed from

==========
Remove ParkThreadsScope

Now that Oilpan has a per-thread heap, it doesn't need to park any other thread.
We can simply remove ParkThreadsScope.

BUG=671856
==========

to

==========
Remove ParkThreadsScope

Now that Oilpan has a per-thread heap, it doesn't need to park any other thread.
We can simply remove ParkThreadsScope.

BUG=671856

Review-Url: https://codereview.chromium.org/2687283002
Cr-Commit-Position: refs/heads/master@{#449588}
Committed:
https://chromium.googlesource.com/chromium/src/+/75d9c7e22b281a5e22a6382b9f9a...
==========

[commit-bot: I haz the power, 2017-02-10 11:15:51]

Committed patchset #4 (id:60001) as
https://chromium.googlesource.com/chromium/src/+/75d9c7e22b281a5e22a6382b9f9a...