Reland "Scale up web content on automotive"

This is a reland of commit 3a89d12a0046b67158be1785b8bf2e97fc54c86a

Original change's description:
> Scale up web content on automotive
>
> Original:
> https://screenshot.googleplex.com/B2JHLKRteaJNrMm.png
> https://screenshot.googleplex.com/AVYb6EgziEx3w3u.png
> https://screenshot.googleplex.com/B9y8bPXyN2XKBai.png
>
> Scaled up (1.34x):
> https://screenshot.googleplex.com/B6TWnawkeoZfw6f.png
> https://screenshot.googleplex.com/AzJHL7tHocT8K3A.png
> https://screenshot.googleplex.com/4EaNccmf5yKw999.png
>
> Low-Coverage-Reason: Automotive try-bot not registering for code coverage
> Bug: 1445771
> Change-Id: I469fb7b6e354364722e67444a937b09faf3a9233
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4578120
> Reviewed-by: Theresa Sullivan <twellington@chromium.org>
> Commit-Queue: Charles Hager <clhager@google.com>
> Reviewed-by: Bo Liu <boliu@chromium.org>
> Cr-Commit-Position: refs/heads/main@{#1155601}

Low-Coverage-Reason: Automotive try-bot not registering for code coverage
Bug: 1445771
Change-Id: I8477c2e43d6bf7a6121946ccfc48f7ed8b5031e5
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4605207
Reviewed-by: Theresa Sullivan <twellington@chromium.org>
Reviewed-by: Bo Liu <boliu@chromium.org>
Commit-Queue: Charles Hager <clhager@google.com>
Cr-Commit-Position: refs/heads/main@{#1156342}