iOS11.0.2下，升级微信至6.5.18，showToast后，页面卡死不动 [代码]wx.showToast({[代码][代码]            [代码][代码]title: [代码][代码]'签到成功'[代码][代码],[代码][代码]            [代码][代码]mask: [代码][代码]true[代码][代码],[代码][代码]            [代码][代码]icon: [代码][代码]'success'[代码][代码],[代码][代码]            [代码][代码]duration: 2500[代码][代码]          [代码][代码]})[代码]