src/vs/workbench/browser/parts/statusbar/statusbarModel.ts/StatusbarViewModel/restoreState
class StatusbarViewModel:	private restoreState(): void {
		const hiddenRaw = this.storageService.get(StatusbarViewModel.HIDDEN_ENTRIES_KEY, StorageScope.GLOBAL);
		if (hiddenRaw) {
			try {
				const hiddenArray: string[] = JSON.parse(hiddenRaw);
				this.hidden = new Set(hiddenArray);
			} catch (error) {
				// ignore parsing errors
			}
		}
	}