Remove MessageLoop::current()->RunUntilIdle() in net.

Remove MessageLoop::current()->RunUntilIdle() in net.

This CL replaces MessageLoop::current()->RunUntilIdle() with
RunLoop().RunUntilIdle() in net.

In files where this replacement is made, it adds this include:
  #include "base/run_loop.h"
And removes this include if it is no longer required:
  #include "base/message_loop/message_loop.h"

Why?
- The fact that there's a MessageLoop on the thread is an
  unnecessary implementation detail. When browser threads
  are migrated to base/task_scheduler, tasks will no longer
  have access to a MessageLoop but they will be able to use
  RunLoop.
- MessageLoop::RunUntilIdle() is deprecated.

Steps to generate this patch:
1. Run message_loop_cleanup_3.py (see code on the bug).
2. Run tools/sort-headers.py on modified files.
3. Run git cl format.

BUG=616447
R=agl@chromium.org

Committed: https://crrev.com/92e35a785e21e70b6ef69908561c3924c32c1146
Cr-Commit-Position: refs/heads/master@{#399197}

[fdoray, 2016-06-10 12:28:35]

Can you review this CL? Thanks.

[agl, 2016-06-10 13:35:49]

lgtm

[fdoray, 2016-06-10 15:48:39]

The CQ bit was checked by fdoray@chromium.org

[commit-bot: I haz the power, 2016-06-10 15:49:04]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/2053133002/1

[commit-bot: I haz the power, 2016-06-10 15:55:07]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-06-10 15:57:57]

Description was changed from

==========
Remove MessageLoop::current()->RunUntilIdle() in net.

This CL replaces MessageLoop::current()->RunUntilIdle() with
RunLoop().RunUntilIdle() in net.

In files where this replacement is made, it adds this include:
  #include "base/run_loop.h"
And removes this include if it is no longer required:
  #include "base/message_loop/message_loop.h"

Why?
- The fact that there's a MessageLoop on the thread is an
  unnecessary implementation detail. When browser threads
  are migrated to base/task_scheduler, tasks will no longer
  have access to a MessageLoop but they will be able to use
  RunLoop.
- MessageLoop::RunUntilIdle() is deprecated.

Steps to generate this patch:
1. Run message_loop_cleanup_3.py (see code on the bug).
2. Run tools/sort-headers.py on modified files.
3. Run git cl format.

BUG=616447
R=agl@chromium.org
==========

to

==========
Remove MessageLoop::current()->RunUntilIdle() in net.

This CL replaces MessageLoop::current()->RunUntilIdle() with
RunLoop().RunUntilIdle() in net.

In files where this replacement is made, it adds this include:
  #include "base/run_loop.h"
And removes this include if it is no longer required:
  #include "base/message_loop/message_loop.h"

Why?
- The fact that there's a MessageLoop on the thread is an
  unnecessary implementation detail. When browser threads
  are migrated to base/task_scheduler, tasks will no longer
  have access to a MessageLoop but they will be able to use
  RunLoop.
- MessageLoop::RunUntilIdle() is deprecated.

Steps to generate this patch:
1. Run message_loop_cleanup_3.py (see code on the bug).
2. Run tools/sort-headers.py on modified files.
3. Run git cl format.

BUG=616447
R=agl@chromium.org

Committed: https://crrev.com/92e35a785e21e70b6ef69908561c3924c32c1146
Cr-Commit-Position: refs/heads/master@{#399197}
==========

[commit-bot: I haz the power, 2016-06-10 15:57:59]

Patchset 1 (id:??) landed as
https://crrev.com/92e35a785e21e70b6ef69908561c3924c32c1146
Cr-Commit-Position: refs/heads/master@{#399197}