[Mac] Fix the height of the email address field in the new avatar button.

[Mac] Fix the height of the email address field in the new avatar button.

BUG=410915
TEST=Start Chrome with --enable-new-avatar-menu. Sign in a profile. In
the avatar menu, the descenders in the "@gmail.com" string should not
be cut off.

Committed: https://crrev.com/154af54fcedb39b59462532b17dc06f16aae0307
Cr-Commit-Position: refs/heads/master@{#293716}

[noms (inactive), 2014-09-05 19:54:08]

noms@chromium.org changed reviewers:
+ asvitkine@chromium.org

[Alexei Svitkine (slow), 2014-09-05 19:57:01]

lgtm

[noms (inactive), 2014-09-05 20:06:25]

The CQ bit was checked by noms@chromium.org

[commit-bot: I haz the power, 2014-09-05 20:12:11]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/noms@chromium.org/546053003/1

[commit-bot: I haz the power, 2014-09-06 03:05:10]

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

[commit-bot: I haz the power, 2014-09-06 03:05:10]

Exceeded time limit waiting for builds to trigger.

[noms (inactive), 2014-09-08 14:00:08]

The CQ bit was checked by noms@chromium.org

[commit-bot: I haz the power, 2014-09-08 14:00:28]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/noms@chromium.org/546053003/1

[commit-bot: I haz the power, 2014-09-08 14:05:13]

Committed patchset #1 (id:1) as 98cdc889e74c9b0497f06cac65600748e29d506b

[commit-bot: I haz the power, 2014-09-10 03:45:59]

Patchset 1 (id:??) landed as
https://crrev.com/154af54fcedb39b59462532b17dc06f16aae0307
Cr-Commit-Position: refs/heads/master@{#293716}