DOCX drawingML import: handle lack of ContourPolyPolygon shape property
DOCX drawingML import: handle lack of ContourPolyPolygon shape property

Change-Id: I9dce645670f17115960b3648db24f769cd4a2635

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