GitLab

- Columns will now resize based on the app's window width thresholds.
- Small widths with result in "Printing" being displayed instead of the
  full ongoing status.

600px <= width < 768px: https://screenshot.googleplex.com/Gt1NOywa0D8
768px <= width < 960px: https://screenshot.googleplex.com/m2ObTzxwk0S
960px <= width < 1280px: https://screenshot.googleplex.com/aCBRd5CBBYx
<= 1280px: https://screenshot.googleplex.com/v1ucYjEi7Td

Bug: 1053704, 1101174
Change-Id: I67eabbb37845e25391cfe984b40a66cae474f312
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2270107
Commit-Queue: Jimmy Gong <jimmyxgong@chromium.org>
Reviewed-by: Kyle Horimoto <khorimoto@chromium.org>
Reviewed-by: Xiyuan Xia <xiyuan@chromium.org>
Cr-Commit-Position: refs/heads/master@{#784406}