src/vs/platform/telemetry/common/1dsAppender.ts/AbstractOneDataSystemAppender/flush
class AbstractOneDataSystemAppender:	flush(): Promise<any> {
		if (this._aiCoreOrKey) {
			return new Promise(resolve => {
				this._withAIClient((aiClient) => {
					aiClient.unload(true, () => {
						this._aiCoreOrKey = undefined;
						resolve(undefined);
					});
				});
			});
		}
		return Promise.resolve(undefined);
	}