GitLab

Consistently wrap WebAuthn resources in a conditional.

It should be desktop only.

Change-Id: I3e498cbd9fe5a9abfa798c4f3719bf7089aa02f5
Reviewed-on: https://chromium-review.googlesource.com/1174998Reviewed-by: Balazs Engedy <engedy@chromium.org>
Commit-Queue: Balazs Engedy <engedy@chromium.org>
Cr-Commit-Position: refs/heads/master@{#583032}