修复某些情况下 Form 验证没有正确触发的问题,#7744 修复 DatePicker 的范围选择在内核为 Chromium 53-57 的浏览器中无法使用的问题,#7927 Fixed Form validating not triggered correctly in some conditions, #7744 Fixed range selection of DatePicker not working in Chromium 53-57 browsers, #7927