Remove .travis.yml files from third_party/polymer

Remove .travis.yml files from third_party/polymer

R=michaelpg@chromium.org
BUG=none
TEST=less cruft in codebase
NOTRY=true

Committed: https://crrev.com/97bb4cc91c38f091ab9457876af183be35fe172e
Cr-Commit-Position: refs/heads/master@{#361004}

[Dan Beam, 2015-11-21 02:56:58]

Description was changed from

==========
Remove .travis.yml files from third_party/polymer

R=michaelpg@chromium.org
BUG=none
TEST=less cruft in codebase
==========

to

==========
Remove .travis.yml files from third_party/polymer

R=michaelpg@chromium.org
BUG=none
TEST=less cruft in codebase
NOTRY=true
==========

[michaelpg, 2015-11-21 04:06:54]

lgtm

[Dan Beam, 2015-11-21 04:13:28]

The CQ bit was checked by dbeam@chromium.org

[commit-bot: I haz the power, 2015-11-21 04:13:47]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1460173003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1460173003/1

[commit-bot: I haz the power, 2015-11-21 04:18:17]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-11-21 04:18:52]

Patchset 1 (id:??) landed as
https://crrev.com/97bb4cc91c38f091ab9457876af183be35fe172e
Cr-Commit-Position: refs/heads/master@{#361004}