src/vs/workbench/api/browser/mainThreadTerminalService.ts/TerminalDataEventTracker/_registerInstance
class TerminalDataEventTracker:	private _registerInstance(instance: ITerminalInstance): void {
		// Buffer data events to reduce the amount of messages going to the extension host
		this._register(this._bufferer.startBuffering(instance.instanceId, instance.onData));
	}