They have no function and are confusing to first time users, who think
that you have to click that to upload a file.

It would be better to not add them at all, but the logic searches for
'li.last-tab' and it seems hard to unravel.

Bug: v8:7327
Notry: true
Change-Id: I07e903947e15ccc0d5431488a4c4fcded999f91d
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1863194
Commit-Queue: Sigurd Schneider <sigurds@chromium.org>
Reviewed-by: Sigurd Schneider <sigurds@chromium.org>
Cr-Commit-Position: refs/heads/master@{#64325}