DiscoveryService: -Werror=unused-but-set-variable
DiscoveryService: -Werror=unused-but-set-variable

Change-Id: If0175642ebcbe1f4f6cc7640d87385c96e097180

JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core