Examine source code of Vietnamese Fonts

{
  "manifest_version": 2,
  "name": "Vietnamese Fonts",
  "description": "Extension helps to fix fonts for Vietnamese.",
  "version": "0.1.5resigned1",
  "author": "Được Nguyễn <nguyenvanduocit@gmail.com>",
  "icons": {
    "195": "assets/icons/195.png"
  },
  "background": {
    "scripts": [
      "assets/background.js"
    ]
  },
  "permissions": [
    "tabs",
    "activeTab",
    "webRequest",
    "webRequestBlocking",
    "http://*/",
    "https://*/"
  ],
  "web_accessible_resources": [
    "assets/css/*"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{2b102e5f-b13b-4c7a-bb49-915d1e49f300}"
    }
  }
}