Fixed Klocwork errors in InProcClientWrapper.cpp

Fixed Klocwork errors in InProcClientWrapper.cpp

Klocworks identified a number of issues as memory leaks, so
this fix updates the calls to use the newer version of OCDoResource
which permits passing of a NULL rather than using the out parameter.

Change-Id: I02cf1d83d4dfafca0773e6e3385881d180335de4
Signed-off-by: Erich Keane <erich.keane@intel.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/428
Tested-by: jenkins-iotivity <jenkins-iotivity@opendaylight.org>
Reviewed-by: Sakthivel Samidurai <sakthivel.samidurai@intel.com>
Reviewed-by: Sashi Penta <sashi.kumar.penta@intel.com>