tree 3f0246274b2e6a9699b05eafd145f98dbbaa5c05
parent 831f63533605e1ca5c510f88147c3a23e55743b5
author Todd Broch <tbroch@chromium.org> 1472156491 -0700
committer ChromeOS Commit Bot <chromeos-commit-bot@chromium.org> 1473641306 +0000

power_status: check for /sys/class/devfreq.

BUG=chromium:462818
TEST=test_that power_LoadTest.fast_gaia
on squawks (3.10 BYT) no longer see OSError about missing
/sys/class/devfreq path and test completes.

Change-Id: Ic61b458fd67f25f24ada599787578fc5a84fc5aa
Reviewed-on: https://chromium-review.googlesource.com/376198
Commit-Ready: Todd Broch <tbroch@chromium.org>
Tested-by: Todd Broch <tbroch@chromium.org>
Reviewed-by: Derek Basehore <dbasehore@chromium.org>
(cherry picked from commit 7e5cc656f2f746dd9c866a871f934f3f7f38761a)
Reviewed-on: https://chromium-review.googlesource.com/384311
Commit-Queue: Todd Broch <tbroch@chromium.org>