DevTools: Fix "documentation" module code style

DevTools: Fix "documentation" module code style

R=iliia, semeny, yurys

Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=179936

[yurys, 2014-08-11 07:14:26]

lgtm

[commit-bot: I haz the power, 2014-08-11 07:15:26]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/apavlov@chromium.org/454873006/1

[commit-bot: I haz the power, 2014-08-11 08:25:30]

FYI, CQ is re-trying this CL (attempt #1).
The failing builders are:
  linux_blink_dbg on tryserver.blink
(http://build.chromium.org/p/tryserver.blink/builders/linux_blink_dbg/builds/2...)
  linux_blink_rel on tryserver.blink
(http://build.chromium.org/p/tryserver.blink/builders/linux_blink_rel/builds/1...)
  mac_blink_rel on tryserver.blink
(http://build.chromium.org/p/tryserver.blink/builders/mac_blink_rel/builds/19222)
  win_blink_rel on tryserver.blink
(http://build.chromium.org/p/tryserver.blink/builders/win_blink_rel/builds/21982)

[commit-bot: I haz the power, 2014-08-11 08:52:13]

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

[commit-bot: I haz the power, 2014-08-11 08:52:13]

Try jobs failed on following builders:
  linux_blink_rel on tryserver.blink
(http://build.chromium.org/p/tryserver.blink/builders/linux_blink_rel/builds/1...)

[apavlov, 2014-08-11 10:09:32]

The CQ bit was checked by apavlov@chromium.org

[commit-bot: I haz the power, 2014-08-11 10:10:04]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/apavlov@chromium.org/454873006/20001

[commit-bot: I haz the power, 2014-08-11 11:21:55]

Change committed as 179936