Don't use base::MessageLoop::{Quit,QuitClosure} in extensions/, ipc/

Don't use base::MessageLoop::{Quit,QuitClosure} in extensions/, ipc/

This patch renames base::MessageLoop::{Quit,QuitClosure} to
base::MessageLoop::{QuitWhenIdle,QuitWhenIdleClosure}.

BUG=131220
TEST=
R=finnur@chromium.org,agl@chromium.org

Committed: https://crrev.com/a21ed8c892e49fd2ceebc9890d01f488111978cc
Cr-Commit-Position: refs/heads/master@{#353545}

[ki.stfu, 2015-10-10 08:29:22]

finnur@: please review extensions/
jeremy@: please review ipc/

[jeremy, 2015-10-11 07:08:29]

On 2015/10/10 08:29:22, ki.stfu wrote:
> finnur@: please review extensions/
> jeremy@: please review ipc/

I no longer work on Chrome can you please find another ipc owner to review?

[ki.stfu, 2015-10-11 20:15:19]

ki.stfu@gmail.com changed reviewers:
+ agl@chromium.org
- jeremy@chromium.org

[ki.stfu, 2015-10-11 20:16:27]

On 2015/10/11 07:08:29, jeremy wrote:
> On 2015/10/10 08:29:22, ki.stfu wrote:
> > finnur@: please review extensions/
> > jeremy@: please review ipc/
> 
> I no longer work on Chrome can you please find another ipc owner to review?

OK, thanks for response!

agl@: please review changes in ipc/

[Finnur, 2015-10-12 13:32:43]

extension tests LGTM

[agl, 2015-10-12 16:29:18]

lgtm

[ki.stfu, 2015-10-12 16:44:45]

The CQ bit was checked by ki.stfu@gmail.com

[commit-bot: I haz the power, 2015-10-12 16:45:35]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1389163008/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1389163008/1

[commit-bot: I haz the power, 2015-10-12 17:26:14]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-10-12 17:27:19]

Patchset 1 (id:??) landed as
https://crrev.com/a21ed8c892e49fd2ceebc9890d01f488111978cc
Cr-Commit-Position: refs/heads/master@{#353545}