Examine source code of Trust.Zone VPN Proxy

{
  "manifest_version": 2,
  "name": "__MSG_appname__",
  "short_name": "__MSG_appshortname__",
  "version": "1.0.8",
  "description": "__MSG_appdesc__",
  "default_locale": "en",
  "icons": {
    "16": "img/icon16.png",
    "48": "img/icon48.png",
    "128": "img/icon128.png"
  },
  "browser_action": {
    "default_icon": {
      "16": "img/icon16.png"
    },
    "default_title": "Trust.Zone VPN Proxy",
    "default_popup": "popup.html"
  },
  "permissions": [
    "tabs",
    "storage",
    "proxy",
    "privacy",
    "webRequest",
    "webRequestBlocking",
    "<all_urls>",
    "webNavigation"
  ],
  "background": {
    "scripts": [
      "js/background.js"
    ]
  }
}