Method resume

tools/xsbug-log/xsbug-debugmachine.js:1294–1299

()

	// --- State helpers ---

	resume() {
		this.broken = false;
		this.running = true;
		this.promptShown = false;
		setTimeout(() => this.showPrompt(), 0);
	}

	requireBroken() {
		if (!this.broken) {