Clean up webkitpy.layout_tests.port.factory.

Clean up webkitpy.layout_tests.port.factory.

In this CL:
  Make docstring style consistent
  Make quotes consistent
  Move helper functions to below main class
  Edit comments

This CL should not change behavior. Reason for this change:
Was reading this file when making another change and saw
a few trivial things to improve.

Review-Url: https://codereview.chromium.org/2719483003
Cr-Commit-Position: refs/heads/master@{#453283}
Committed: https://chromium.googlesource.com/chromium/src/+/f3303da50d08471efcb8ddf8db61c4d60aebee7a

[qyearsley, 2017-02-24 22:33:29]

qyearsley@chromium.org changed reviewers:
+ jeffcarp@chromium.org

[qyearsley, 2017-02-26 19:22:10]

The CQ bit was checked by qyearsley@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2017-02-26 19:22:16]

Dry run: 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, 2017-02-26 20:35:05]

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

[commit-bot: I haz the power, 2017-02-26 20:35:06]

Dry run: This issue passed the CQ dry run.

[jeffcarp, 2017-02-27 18:55:48]

lgtm

[qyearsley, 2017-02-27 19:00:40]

The CQ bit was checked by qyearsley@chromium.org

[commit-bot: I haz the power, 2017-02-27 19:01:43]

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, 2017-02-27 19:11:16]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1488222040586650, "parent_rev":
"ada3cefbd608cdc630757d7f8cd4d3227d6dd7a8", "commit_rev":
"f3303da50d08471efcb8ddf8db61c4d60aebee7a"}

[commit-bot: I haz the power, 2017-02-27 19:11:53]

Description was changed from

==========
Clean up webkitpy.layout_tests.port.factory.

In this CL:
  Make docstring style consistent
  Make quotes consistent
  Move helper functions to below main class
  Edit comments

This CL should not change behavior. Reason for this change:
Was reading this file when making another change and saw
a few trivial things to improve.
==========

to

==========
Clean up webkitpy.layout_tests.port.factory.

In this CL:
  Make docstring style consistent
  Make quotes consistent
  Move helper functions to below main class
  Edit comments

This CL should not change behavior. Reason for this change:
Was reading this file when making another change and saw
a few trivial things to improve.

Review-Url: https://codereview.chromium.org/2719483003
Cr-Commit-Position: refs/heads/master@{#453283}
Committed:
https://chromium.googlesource.com/chromium/src/+/f3303da50d08471efcb8ddf8db61...
==========

[commit-bot: I haz the power, 2017-02-27 19:11:54]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/f3303da50d08471efcb8ddf8db61...