GitLab

The install progress now has feedback messages in the dialog.
The view also closes automatically on completion

Bug: 822507
Change-Id: I962c9975a19fb322c611c9a02c5e2cc7ab21e06b
Reviewed-on: https://chromium-review.googlesource.com/1029559
Commit-Queue: Nicholas Verne <nverne@chromium.org>
Reviewed-by: Ben Wells <benwells@chromium.org>
Cr-Commit-Position: refs/heads/master@{#553944}