GitLab

Use the same guards that base::SysInfo::KernelVersion is guarded by

Change-Id: I6ceb7a8ed371d5e9a1d661c340ab57ff7612054a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2441280
Commit-Queue: Ted Meyer <tmathmeyer@chromium.org>
Reviewed-by: Dale Curtis <dalecurtis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#813324}