Private
constructorAdds a callback that will be called when a chargeable item completes charging.
This function can't be called in read-only mode.
This function can be called in early-execution mode.
Adds a callback that will be called when a chargeable item completes charging.
This function can't be called in read-only mode.
This function can be called in early-execution mode.
Removes a callback from being called when a chargeable item completes charging.
This function can't be called in read-only mode.
This function can be called in early-execution mode.
Manages callbacks that are connected to the completion of charging for a chargeable item.