This tests that command history is as expected. Also fix a bug that some
checks in console_edit test are skipped.
BUG=chrome-os-partner:19236
TEST=Pass console_edit test.
BRANCH=None
Change-Id: Ifbd3d1690f25b35bf5efe523e656b013aa534d26
Signed-off-by: Vic Yang <victoryang@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/64837