动态注册广播，已经unregisterReceiver（XXX），仍然报Are you missing a call to unregisterReceiver（）？参考解决办法_lala_peng的博客

报异常代码：

    @Override
    protected void onDestroy() {
        super.onDestroy();
        Log.e(TAG, "onDestroy");
        if (receiver != null) {
            //销毁广播
            this.unregisterReceiver(receiver);
        }
    }    @Override
    protected void onDes