Remove unused code.
Remove unused code.

Change-Id: I04a1c67a0098bb31a531f5ccfab5ebce2b243dad
Signed-off-by: Andreas Zisowsky <0f8ec8760f6bbf76e7fa9ba97460a7a7c7a7e80e@lynxtechnology.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/24073
Reviewed-by: Kishen Maloor <c62ddea3cd661a9268bff15f07fc2229cdc9ac02@intel.com>
Tested-by: Kishen Maloor <c62ddea3cd661a9268bff15f07fc2229cdc9ac02@intel.com>

iotivity/iotivity-constrained,iotivity/iotivity-constrained,iotivity/iotivity-constrained,iotivity/iotivity-constrained