CRAS: Fix build without DBUS

CRAS needs to be able to build without dbus for fuzz testing, the
oss-fuzz environment doesn't supply libdbus.

This will break filtering jack names, but that isn't part of the fuzz
test as there are no real devices used during the test.

Change-Id: Id8a6a0a7261d3c378b6805caf1f1866bcff473a9
Signed-off-by: Dylan Reid <dgreid@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/679816
Reviewed-by: Cheng-Yi Chiang <cychiang@chromium.org>
2 files changed