GitLab

Instead of showing empty list when there are no shared folders, let's
show dedicated message.

Bug: chromium:1094923
Change-Id: I10a886ba4ce48529a07a2f03e7e7f72f78db4527
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2247160Reviewed-by: Kyle Horimoto <khorimoto@chromium.org>
Commit-Queue: Dmitry Torokhov <dtor@chromium.org>
Cr-Commit-Position: refs/heads/master@{#779513}