Flip Mac beta, stable configs to use GN.

Flip Mac beta, stable configs to use GN.

I forgot to change these two entries before the M54 branch,
unfortunately, and this means that the M54 beta builder is
still trying to use GYP.

TBR=brettw@chromium.org
NOTRY=true
BUG=641634
Committed: https://crrev.com/7513f068d4def89f917d5971bfecd5933efd63c1
Cr-Commit-Position: refs/heads/master@{#415203}

[Dirk Pranke, 2016-08-29 23:57:55]

The CQ bit was checked by dpranke@chromium.org

[commit-bot: I haz the power, 2016-08-30 02:14:55]

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, 2016-08-30 06:10:22]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-08-30 06:12:53]

Description was changed from

==========
Flip Mac beta, stable configs to use GN.

I forgot to change these two entries before the M54 branch,
unfortunately, and this means that the M54 beta builder is
still trying to use GYP.

TBR=brettw@chromium.org
NOTRY=true
BUG=641634
==========

to

==========
Flip Mac beta, stable configs to use GN.

I forgot to change these two entries before the M54 branch,
unfortunately, and this means that the M54 beta builder is
still trying to use GYP.

TBR=brettw@chromium.org
NOTRY=true
BUG=641634

Committed: https://crrev.com/7513f068d4def89f917d5971bfecd5933efd63c1
Cr-Commit-Position: refs/heads/master@{#415203}
==========

[commit-bot: I haz the power, 2016-08-30 06:12:54]

Patchset 1 (id:??) landed as
https://crrev.com/7513f068d4def89f917d5971bfecd5933efd63c1
Cr-Commit-Position: refs/heads/master@{#415203}