mod_for_test_scripts: disable dark resume

To prevent problems since dark resume and some autotests both use the RTC,
disable dark resume by default for test images. If a test needs dark resume to
be enabled, it can modify the pref that's set by this script (or create a
power_manager pref with higher precedence) then restart powerd.

BUG=chromium-os:39707
TEST=power_Resume, power_UiResume

Change-Id: I9b6c32de65c9de27d74c3d7ad43924ad75d4816d
Reviewed-on: https://gerrit.chromium.org/gerrit/45049
Commit-Queue: Derek Basehore <dbasehore@chromium.org>
Reviewed-by: Derek Basehore <dbasehore@chromium.org>
Tested-by: Derek Basehore <dbasehore@chromium.org>
1 file changed