Use position hints for broadcasters when activating formula cells.
Use position hints for broadcasters when activating formula cells.

No reason not to do this since we are bulk-registering formula cells.

Change-Id: Ie0356c62a3c4698f5560272cb0c104f84cacde56

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