Remove ConvertOSLtoUCBURL
Remove ConvertOSLtoUCBURL

"Not all OSL URL's can be mapped to UCB URL's" might have been true in the days
of vnd.sun.star.wfs, but I can't see any good reason for this functionality
today.

Change-Id: Ia887531ee9fa70092766406cee1fc8962576a8ac

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