Fix a typo and make a clarification in ES6 style guide

Fix a typo and make a clarification in ES6 style guide

R=dpapad@chromium.org
NOTRY=true
NOTREECHECKS=true
BUG=671426
Committed: https://crrev.com/7a41903352ea25e17170a203844ed10b7d370d1f
Cr-Commit-Position: refs/heads/master@{#436836}

[dpapad, 2016-12-07 00:39:53]

lgtm

[Dan Beam, 2016-12-07 02:05:48]

The CQ bit was checked by dbeam@chromium.org

[commit-bot: I haz the power, 2016-12-07 02:06:23]

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, 2016-12-07 02:13:21]

CQ is committing da patch.

Bot data: {"patchset_id": 20001, "attempt_start_ts": 1481076348406560,
"parent_rev": "b065d626844c9a61b8fdf1191a6e52c8db7f89cf", "commit_rev":
"0e4d4b6066a2d1e2bc493991abc2f77f55846fc4"}

[commit-bot: I haz the power, 2016-12-07 02:14:11]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-12-07 02:16:06]

Description was changed from

==========
Fix a typo and make a clarification in ES6 style guide

R=dpapad@chromium.org
NOTRY=true
NOTREECHECKS=true
BUG=671426
==========

to

==========
Fix a typo and make a clarification in ES6 style guide

R=dpapad@chromium.org
NOTRY=true
NOTREECHECKS=true
BUG=671426

Committed: https://crrev.com/7a41903352ea25e17170a203844ed10b7d370d1f
Cr-Commit-Position: refs/heads/master@{#436836}
==========

[commit-bot: I haz the power, 2016-12-07 02:16:07]

Patchset 2 (id:??) landed as
https://crrev.com/7a41903352ea25e17170a203844ed10b7d370d1f
Cr-Commit-Position: refs/heads/master@{#436836}