GitLab

Add a close button on the Translate error dialog in the new tabbed UI.
Also fix margins and use an 'Options' button rather than 'Cancel'.

Bug: 976352
Change-Id: I70cca26d27a78ebc9605988300e9ca10745b4228
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1922917
Commit-Queue: Megan Jablonski <megjablon@chromium.org>
Reviewed-by: anthonyvd <anthonyvd@chromium.org>
Cr-Commit-Position: refs/heads/master@{#718962}