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At the moment it navigates to a support.google.com link in a tab. This
doesn't work offline, so utilising the help app which caches this
article instead.

Bug: b/157935237
Change-Id: Ibb5098b032bc959a826d52b1d05ebd7d14ab7cb3
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2362166
Commit-Queue: Rachel Carpenter <carpenterr@chromium.org>
Reviewed-by: Trent Apted <tapted@chromium.org>
Cr-Commit-Position: refs/heads/master@{#800438}