Revert "list store: Fix a parameter check"
Revert "list store: Fix a parameter check"

This reverts commit d28639507db2029b8f184a5d93e9d8c28acc1955.

This wasn't meant to go in.

https://bugzilla.gnome.org/show_bug.cgi?id=755496

cention-sany/glib,ieei/glib,johne53/MB3Glib,tchakabam/glib,Distrotech/glib,cention-sany/glib,cention-sany/glib,mzabaluev/glib,Distrotech/glib,tchakabam/glib,MathieuDuponchelle/glib,ieei/glib,endlessm/glib,tchakabam/glib,ieei/glib,endlessm/glib,MathieuDuponchelle/glib,mzabaluev/glib,ieei/glib,Distrotech/glib,endlessm/glib,johne53/MB3Glib,Distrotech/glib,mzabaluev/glib,mzabaluev/glib,MathieuDuponchelle/glib,cention-sany/glib,MathieuDuponchelle/glib,tchakabam/glib,ieei/glib,tchakabam/glib,johne53/MB3Glib,cention-sany/glib,mzabaluev/glib,johne53/MB3Glib,MathieuDuponchelle/glib,johne53/MB3Glib,endlessm/glib,johne53/MB3Glib,Distrotech/glib,endlessm/glib