Add All_syzygy target to GN build.

Add All_syzygy target to GN build.

TBR=brettw@chromium.org, sebmarchand@chromium.org, brucedawson@chromium.org
BUG=525752
Committed: https://crrev.com/bad56d4bfc40dedfc24ee06f64abfc7f54fd3148
Cr-Commit-Position: refs/heads/master@{#402081}

[Dirk Pranke, 2016-06-26 16:13:30]

The CQ bit was checked by dpranke@chromium.org

[commit-bot: I haz the power, 2016-06-26 16:13:37]

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

[commit-bot: I haz the power, 2016-06-26 16:13:38]

This CL has an open dependency (Issue 2091023007 Patch 100001). Please resolve
the dependency and try again.
If you are sure that there is no real dependency, please use one of the options
listed in https://goo.gl/9Es4OR to land the CL.

[Dirk Pranke, 2016-06-26 16:13:40]

The CQ bit was unchecked by dpranke@chromium.org

[Dirk Pranke, 2016-06-26 16:33:10]

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

[commit-bot: I haz the power, 2016-06-26 16:33:22]

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, 2016-06-26 17:49:32]

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

[commit-bot: I haz the power, 2016-06-26 17:49:33]

Dry run: This issue passed the CQ dry run.

[Dirk Pranke, 2016-06-26 18:02:51]

The CQ bit was checked by dpranke@chromium.org

[commit-bot: I haz the power, 2016-06-26 18:02:54]

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, 2016-06-26 18:06:52]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-06-26 18:08:40]

Description was changed from

==========
Add All_syzygy target to GN build.

TBR=brettw@chromium.org, sebmarchand@chromium.org, brucedawson@chromium.org
BUG=525752
==========

to

==========
Add All_syzygy target to GN build.

TBR=brettw@chromium.org, sebmarchand@chromium.org, brucedawson@chromium.org
BUG=525752

Committed: https://crrev.com/bad56d4bfc40dedfc24ee06f64abfc7f54fd3148
Cr-Commit-Position: refs/heads/master@{#402081}
==========

[commit-bot: I haz the power, 2016-06-26 18:08:41]

Patchset 2 (id:??) landed as
https://crrev.com/bad56d4bfc40dedfc24ee06f64abfc7f54fd3148
Cr-Commit-Position: refs/heads/master@{#402081}