Looks like the change is needed for the [scalable/devices] section too. The other directories under scalable/ don't contain any icons so don't really matter right now, but it might be worth changing them to Size=128 too if you are going to use 128x128 for all new scalable icons.
-- Folder icons in 'Human' theme are huge https://launchpad.net/bugs/46219 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs