Since --bot-mode, the situation that prevented these tests from working
is no longer possible.

Bug: angleproject:3738
Change-Id: I9ef8af8ebd204cb490e3907ca621eb30bb829532
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2931757Reviewed-by: Yuly Novikov <ynovikov@chromium.org>
Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org>