Hierarchy Viewer for special test of app rendering performance
The use of this real machine is more complicated, and it will be supplemented after the special test outline is tested. Please refer to: http://www.jianshu.com/p/e9e05ce5b0c9
Http://blog.csdn.net/autumn_xl/article/details/40741835
Http://blog.csdn.net/wangjia55/article/details/38120217
