Work around a Clang trunk (towards 3.6) -Werror,-Wunused-value
Work around a Clang trunk (towards 3.6) -Werror,-Wunused-value

Change-Id: I3ee32c5bd379bb851f8f255faa93d96227dcff84

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