Handle string conversion of remote methods and better logging.

Since we turn off allow_dotted_names option on XML RPC server. So any string
conversion, like str(FAFTClient.method), i.e. FAFTClient.method.__str__, failed
via XML RPC call. We printed a fixed string "<remote_method>" before.

We now create the _dispatch() method to handle this case.

BUG=chromium-os:22598
TEST=run_remote_tests.sh --remote=$REMOTE_IP -a "xml_config=$OVERLAY_XML \
        servo_vid=0x18d1 servo_pid=0x5001" TryFwB/control.normal

Change-Id: I26a646636752aa758416b383ffff78d967e20012
Reviewed-on: https://gerrit.chromium.org/gerrit/12664
Commit-Ready: Tom Wai-Hong Tam <waihong@chromium.org>
Reviewed-by: Tom Wai-Hong Tam <waihong@chromium.org>
Tested-by: Tom Wai-Hong Tam <waihong@chromium.org>
2 files changed