GitLab

Remove media controls chip view since they're implemented in
ash/system/media/.

Change-Id: I3b91ca767f5cbae1e14937a0c6a7f327b1ff6aa1
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2466351Reviewed-by: Tim Song <tengs@chromium.org>
Commit-Queue: Jazz Xu <jazzhsu@chromium.org>
Cr-Commit-Position: refs/heads/master@{#816706}