Removes the code to create and remove allow-vt-switching flag file.

This CL also adds the comment about use of the duplicated logic.

BUG=chromium:153961, chromium-os:35606
TEST=none

Change-Id: I557b2074424a9cfac8d43bb071dece796760a0a5
Reviewed-on: https://gerrit.chromium.org/gerrit/37816
Tested-by: Yoshiki IGUCHI <yoshiki@chromium.org>
Reviewed-by: Richard Barnette <jrbarnette@chromium.org>
Commit-Ready: Yoshiki IGUCHI <yoshiki@chromium.org>
1 file changed