Fix LC_lensfun crash
Fix LC_lensfun crash

Never "delete" any object that was not aquired using "new".

ktgw0316/LightZone,ktgw0316/LightZone,ktgw0316/LightZone,ktgw0316/LightZone,ktgw0316/LightZone,ktgw0316/LightZone,ktgw0316/LightZone