}
	cc.closeConn()
}

func (cc *http2ClientConn) isDoNotReuseAndIdle() bool {
	cc.mu.Lock()
	defer cc.mu.Unlock()
	return cc.doNotReuse && len(cc.streams) == 0
}

var http2shutdownEnterWaitStateHook = func() {}

// Shutdown gracefully closes the client connection, waiting for running streams to complete.
func (cc *http2ClientConn) Shutdown(ctx context.Context) error {