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Adds checks and blocks opening incognito tabs when the attempt is not
authenticated and the authentication fails.

Bug: none
Change-Id: Ic7f37c1fc70306812e6b6a214e9129361927e45e
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2593262
Commit-Queue: Stepan Khapugin <stkhapugin@chromium.org>
Reviewed-by: Gauthier Ambard <gambard@chromium.org>
Reviewed-by: Sergio Collazos <sczs@chromium.org>
Cr-Commit-Position: refs/heads/master@{#838100}