sd tiled rendering: draw documents have no slides view
sd tiled rendering: draw documents have no slides view

With this, at least a simple .odg document is now loaded again without
crashing.

Change-Id: I47200ffec680aefc0ee7769f9311a550c0329dc7

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