[autotest] fix one missing refactor to control_data.CONTROL_TYPE

This somehow slipped between the cracks in my previous refactor CL

BUG=chromium:240643
TEST=Unit tests.
DEPLOY=scheduler

Change-Id: Ic0f5110e965e38ec0253d6b18aed0576db175aba
Reviewed-on: https://gerrit.chromium.org/gerrit/51234
Reviewed-by: Alex Miller <milleral@chromium.org>
Tested-by: Aviv Keshet <akeshet@chromium.org>
Commit-Queue: Aviv Keshet <akeshet@chromium.org>
Reviewed-by: Aviv Keshet <akeshet@chromium.org>
1 file changed