GitLab

The `Polymer` and `html` are unused in css js files.

Change-Id: Iee6a6d6df14562c769bd7723a4f35698cc8a7478
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2541702Reviewed-by: Rebekah Potter <rbpotter@chromium.org>
Commit-Queue: Matt Menard <mattme@google.com>
Cr-Commit-Position: refs/heads/master@{#828423}