remove unnecessary variables and OpenGL calls
remove unnecessary variables and OpenGL calls

Change-Id: Id8fb61635982681e5b16d4b4b438bb9b64c64727

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