Add "Symbol" to the list of expected global constructors

Add "Symbol" to the list of expected global constructors

ECMAScript 6 Symbols were enabled by default in V8 in
https://code.google.com/p/v8/source/detail?r=22831.
This patch adds the proper baselines and marks the tests
as failing. They'll start passing again after the next roll.

BUG=400507
NOTRY=true

Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=179499

[arv (Not doing code reviews), 2014-08-04 21:03:04]

LGTM

[adamk, 2014-08-04 21:59:34]

The CQ bit was checked by adamk@chromium.org

[commit-bot: I haz the power, 2014-08-04 22:00:43]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/adamk@chromium.org/436353002/20001

[commit-bot: I haz the power, 2014-08-04 23:25:47]

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/1...)
  mac_blink_compile_dbg on tryserver.blink
(http://build.chromium.org/p/tryserver.blink/builders/mac_blink_compile_dbg/bu...)
  mac_blink_rel on tryserver.blink
(http://build.chromium.org/p/tryserver.blink/builders/mac_blink_rel/builds/18325)
  win_blink_rel on tryserver.blink
(http://build.chromium.org/p/tryserver.blink/builders/win_blink_rel/builds/20649)

[commit-bot: I haz the power, 2014-08-04 23:29:35]

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

[commit-bot: I haz the power, 2014-08-04 23:29:36]

Try jobs failed on following builders:
  mac_blink_compile_dbg on tryserver.blink
(http://build.chromium.org/p/tryserver.blink/builders/mac_blink_compile_dbg/bu...)

[Michael Achenbach, 2014-08-05 07:07:51]

The CQ bit was checked by machenbach@chromium.org

[commit-bot: I haz the power, 2014-08-05 07:08:45]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/adamk@chromium.org/436353002/20001

[commit-bot: I haz the power, 2014-08-05 08:12:18]

FYI, CQ is re-trying this CL (attempt #1).
The failing builders are:
  win_blink_rel on tryserver.blink
(http://build.chromium.org/p/tryserver.blink/builders/win_blink_rel/builds/20785)

[Michael Achenbach, 2014-08-05 08:18:04]

The CQ bit was unchecked by machenbach@chromium.org

[Michael Achenbach, 2014-08-05 08:18:30]

win_rel has issues unrelated to this change. Will set notry.

[Michael Achenbach, 2014-08-05 08:18:47]

The CQ bit was checked by machenbach@chromium.org

[commit-bot: I haz the power, 2014-08-05 08:20:44]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/adamk@chromium.org/436353002/20001

[commit-bot: I haz the power, 2014-08-05 08:22:54]

Change committed as 179499