LayoutLib is too recent. Update your tool!

如標題，當你打開Android XML 檔案 在

Graphical Layout下檢視發現 LayoutLib is too recent. Update your tool! 時

請點選 Help > Install New Software > work with

https://dl-ssl.google.com/android/eclipse/

勾選 Android Development Tools 將其更新完 

即可成功在Graphical Layout下檢視Android XML 檔案