Chromium 添加自定义api

参考文档：

https://chromium.googlesource.com/chromium/src/+/master/chrome/common/extensions/api/_features.md#Simple-and-Complex-Features

https://blog.csdn.net/longji/article/details/120816057

https://www.chromium.org/developers/design-documents/extensions/proposed-changes/creating-new-apis/