GitLab

There are unreachable case state that it returns when it meets
first switch-case.
So we need to delete and combine them for unreachable case.

Bug: 1020475
Change-Id: I014190e3b7373d86da08912eacdc509d3ccc2cbc
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1894667
Commit-Queue: Peter Kasting <pkasting@chromium.org>
Reviewed-by: Peter Kasting <pkasting@chromium.org>
Cr-Commit-Position: refs/heads/master@{#712024}