Removes the event listener in target's event listener list with the same type, callback, and options.
method
EventSource.removeEventListener
type: K,
): void;
type: string,
listener: (this: EventSource, event: new (type: string, eventInitDict?: MessageEventInit<T>) => MessageEvent<T>) => any,
): void;
Removes the event listener in target's event listener list with the same type, callback, and options.
type: string,
): void;
Removes the event listener in target's event listener list with the same type, callback, and options.