extensions/merge-conflict/src/delayer.ts/Delayer/forceDelivery
class Delayer:	public forceDelivery(): Promise<T> | null {
		if (!this.completionPromise) {
			return null;
		}
		this.cancelTimeout();
		let result = this.completionPromise;
		this.onSuccess!(undefined);
		return result;
	}