Examine source code of Bangla Font

{
  "manifest_version": 2,
  "name": "Bangla Font",
  "version": "1.0.2resigned1",
  "description": "A basic bangla font",
  "icons": {
    "32": "icons/moz.png",
    "48": "icons/moz.png",
    "96": "icons/moz.png"
  },
  "author": "Hashemi Rafsan",
  "applications": {
    "gecko": {
      "id": "rafsan@gmail.com",
      "strict_min_version": "42.0",
      "strict_max_version": "53.*"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "*://*/*"
      ],
      "js": [
        "jquery-2.1.1.js",
        "content_scr.js"
      ],
      "css": [
        "contents.css"
      ]
    }
  ],
  "page_action": {
    "browser_style": true,
    "default_icon": {
      "19": "icons/moz.png",
      "38": "icons/moz.png"
    }
  },
  "web_accessible_resource": [
    "css/main.css",
    "css/jquery.ime.css",
    "js/jquery-2.1.1.js",
    "js/jquery.ime.js",
    "js/jquery.ime.selector.js",
    "js/jquery.ime.preferences.js",
    "js/jquery.ime.inputmethods.js",
    "js/functions.js",
    "rules/bn/bn-avro3f32.js"
  ],
  "permissions": [
    "webRequest",
    "*://*/*",
    "tabs"
  ]
}