(qt) #5218 -- fix 'set location' regression introduced during the migration to tr_quark. report & patch by rb07.

git-svn-id: svn://svn.transmissionbt.com/Transmission/trunk@13791 f4695dd4-2c0a-0410-b89c-da849a56a58e
this should have been included in the previous commit. :/

git-svn-id: svn://svn.transmissionbt.com/Transmission/trunk@13792 f4695dd4-2c0a-0410-b89c-da849a56a58e