划词翻译

Call the original chrome javascript API and return a Promise.

Real-time bidirectional event-based and Promise friendly communication in Chrome Extensions and Apps inspired by Socket.IO

[DEPRECATED] A tiny wrapper for chrome.storage that using Promise.

给单元测试环境（例如 Karma）提供一个在 Chrome 应用/扩展程序中才有的全局 chrome 对象。