test: write to stream directly in MetafileXmlDump
test: write to stream directly in MetafileXmlDump

Change-Id: If62a29af473f602f89e6e0e4a06772a320a23b9a

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