Sync between enable_object_touch and handle_object_touch

[Nicky Perian]

https://bitbucket.org/NickyP/kokua/commits/6d5e4a6178f1546f9e339fbe82386cfdac4cf91d Is this something that is needed? I see no difference with the patch in or not. Maybe it was to cover an edge case. Please review and let me know if it is sane and necessary.