Add .gitignore to ShowGlobals directory

Add .gitignore to ShowGlobals directory

Building ShowGlobals causes dirty files to show up in git status. This
is unwanted.

R=stanisc@chromium.org

Review-Url: https://codereview.chromium.org/2649773009
Cr-Commit-Position: refs/heads/master@{#446100}
Committed: https://chromium.googlesource.com/chromium/src/+/24439f5819c904b12f454103bd8c8c73c9d31cc3

[brucedawson, 2017-01-25 02:00:13]

Oops - I forgot to add this initially.

[stanisc, 2017-01-25 18:26:50]

lgtm

[brucedawson, 2017-01-25 18:35:41]

The CQ bit was checked by brucedawson@chromium.org

[commit-bot: I haz the power, 2017-01-25 18:36:25]

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, 2017-01-25 20:08:08]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1485369341506160, "parent_rev":
"c0ec37dd07a6ab82433135f0ecadea5b315dea36", "commit_rev":
"24439f5819c904b12f454103bd8c8c73c9d31cc3"}

[commit-bot: I haz the power, 2017-01-25 20:08:40]

Description was changed from

==========
Add .gitignore to ShowGlobals directory

Building ShowGlobals causes dirty files to show up in git status. This
is unwanted.

R=stanisc@chromium.org
==========

to

==========
Add .gitignore to ShowGlobals directory

Building ShowGlobals causes dirty files to show up in git status. This
is unwanted.

R=stanisc@chromium.org

Review-Url: https://codereview.chromium.org/2649773009
Cr-Commit-Position: refs/heads/master@{#446100}
Committed:
https://chromium.googlesource.com/chromium/src/+/24439f5819c904b12f454103bd8c...
==========

[commit-bot: I haz the power, 2017-01-25 20:08:41]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/24439f5819c904b12f454103bd8c...