src/vs/workbench/services/history/browser/historyService.ts/HistoryService/clearRecentlyOpened
class HistoryService:	clearRecentlyOpened(): void {
		this.history = [];

		for (const [, disposable] of this.editorHistoryListeners) {
			dispose(disposable);
		}
		this.editorHistoryListeners.clear();
	}