as_profile: Non-void function should return a value
as_profile: Non-void function should return a value

Reference: https://github.com/hughsie/appstream-glib/issues/65
Signed-off-by: Igor Gnatenko <c869b0bfe2cf1da26c2efd33f6d6d74ddcbbdd2b@gmail.com>

hughsie/appstream-glib,hughsie/appstream-glib,ximion/appstream-glib,hughsie/appstream-glib,ikeydoherty/appstream-glib,ximion/appstream-glib,ikeydoherty/appstream-glib,ximion/appstream-glib