Add short version of power_Consumption to power_build suite.

The short version of power_Consumption runs in 2.5 minutes, so it can
run as part of the per build power test suite.

BUG=chromium-os:34625
TEST='python control.power_build' to verify correct syntax.

Change-Id: I7ca793a3246a1fb92897a94ee7a408631f4cc3a0
Reviewed-on: https://gerrit.chromium.org/gerrit/34290
Reviewed-by: Sameer Nanda <snanda@chromium.org>
Commit-Ready: Mark Koudritsky <kamrik@chromium.org>
Tested-by: Mark Koudritsky <kamrik@chromium.org>
1 file changed