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This is a clone of this CL: https://crrev.com/c/2594273 with fixes for
browser tests that were failing.

PS1: original CL
PS2: changes to get browser tests running

There were a duplicate string resource id being used and some issues
with not waiting for the page to re-render fully.

Original Message:

This change adds support for Transfer in Progress and No Connection
Medium available.

Screenshots:
https://screenshot.googleplex.com/7HUWhCacjyWanCP.png
https://screenshot.googleplex.com/9vpAjoNMJnkw32n.png

Bug: 1156391
Change-Id: If4d0ff802e398567bd06500688713d31a098bb59
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2596819
Auto-Submit: James Vecore <vecore@google.com>
Commit-Queue: James Vecore <vecore@google.com>
Commit-Queue: Kyle Horimoto <khorimoto@chromium.org>
Reviewed-by: Kyle Horimoto <khorimoto@chromium.org>
Cr-Commit-Position: refs/heads/master@{#837945}