这个问题不是随时重现，我们在同步之前会先删除所有之前的cookies，调用：
if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP /*&& method != null*/){cookieManager.removeSessionCookies(new ValueCallback() {@Overridepublic void onReceiveValue(Boolean value) {Log.d(TAG, "onReceiveValue value:"+value);}});}else{ cookieManager.removeSessionCookie();}if(Bui
