Fixed display of process name.

In preperation for adding loggin to ktop, I've cleaned up finding
the process name.

BUG=chromium-os:25959
TEST=ran on stumpy

Change-Id: Iaa433e201dd2b479bbd6a736bd037a60a819dcf9
Reviewed-on: https://gerrit.chromium.org/gerrit/15458
Tested-by: Paul Taysom <taysom@chromium.org>
Reviewed-by: Luigi Semenzato <semenzato@chromium.org>
Commit-Ready: Paul Taysom <taysom@chromium.org>
4 files changed