Remove the loading spinner at the end, not halfway through loading

We were attaching its removal to the wrong promise in 2 of the 3
places where it was being called.

Also this file is horrible and should be refactored. A lot.

Change-Id: If74b1629266f22e2d110305b139bef4a8e69b13b
Merge "Remove the loading spinner at the end, not halfway through loading"