Update Polymer components.

third_party/polymer/components/iron-checked-element-behavior/.travis.yml

Index: third_party/polymer/components/iron-checked-element-behavior/.travis.yml
diff --git a/third_party/polymer/components/iron-checked-element-behavior/.travis.yml b/third_party/polymer/components/iron-checked-element-behavior/.travis.yml
index 1f61d970b3e0be6c19a1c7bc8fce51e8804d58d3..55b3f6e0d86ce799e5015b7baf51428e875ed45e 100644
--- a/third_party/polymer/components/iron-checked-element-behavior/.travis.yml
+++ b/third_party/polymer/components/iron-checked-element-behavior/.travis.yml
@@ -1,23 +1,24 @@
 language: node_js
 sudo: required
 before_script:
-- npm install -g bower polylint web-component-tester
-- bower install
-- polylint
+  - npm install -g bower polylint web-component-tester
+  - bower install
+  - polylint
 env:
   global:
-  - secure: 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
-  - secure: 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
-node_js: stable
+    - secure: >-
+        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
+    - secure: >-
+        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
+node_js: '6'
 addons:
-  firefox: '46.0'
+  firefox: latest
   apt:
     sources:
-    - google-chrome
+      - google-chrome
     packages:
-    - google-chrome-stable
-  sauce_connect: true
+      - google-chrome-stable
 script:
-- xvfb-run wct
-- if [ "${TRAVIS_PULL_REQUEST}" = "false" ]; then wct -s 'default'; fi
+  - xvfb-run wct
+  - 'if [ "${TRAVIS_PULL_REQUEST}" = "false" ]; then wct -s ''default''; fi'
 dist: trusty