src/vs/platform/files/node/watcher/unix/chokidarWatcherService.ts/ChokidarWatcherService/init
class ChokidarWatcherService:	async init(options: IWatcherOptions): Promise<void> {
		this.pollingInterval = options.pollingInterval;
		this.usePolling = options.usePolling;
		this.watchers.clear();
		this._watcherCount = 0;
		this.verboseLogging = options.verboseLogging;
	}