Enable BrowserTests AppIdSwitch and ShouldShowLocationBar on Mac OS

Enable BrowserTests AppIdSwitch and ShouldShowLocationBar on Mac OS

These tests were created before Mac OS supported app windows.

Attempting to enable.

BUG=NONE

Committed: https://crrev.com/ea9bddc232066b05446ddf28b08f9111fc3b8c2d
Cr-Commit-Position: refs/heads/master@{#322638}

[hcarmona, 2015-03-27 16:53:06]

hcarmona@chromium.org changed reviewers:
+ msw@chromium.org

[hcarmona, 2015-03-27 16:53:07]

Trying to enable the test from our email conversation yesterday. Trybots look
green.

[msw, 2015-03-27 18:40:03]

lgtm

[hcarmona, 2015-03-27 20:33:16]

The CQ bit was checked by hcarmona@chromium.org

[commit-bot: I haz the power, 2015-03-27 20:33:50]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1041533002/1

[commit-bot: I haz the power, 2015-03-27 20:38:03]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-03-27 20:38:58]

Patchset 1 (id:??) landed as
https://crrev.com/ea9bddc232066b05446ddf28b08f9111fc3b8c2d
Cr-Commit-Position: refs/heads/master@{#322638}