chromium mac编译文档
mac编译文档:https://chromium.googlesource.com/chromium/src/+/master/docs/mac_build_instructions.md
可以查看这个 https://segmentfault.com/a/1190000039187933
参考性文档:https://blog.csdn.net/dangwei_90/article/details/100926129
https://www.jianshu.com/p/4ba1d2275767
https://www.freesion.com/article/6031202678/