Examine source code of Tooltip Dictionary

{
  "manifest_version": 2,
  "name": "Tooltip Dictionary",
  "version": "1.0.2resigned1",
  "background": {
    "scripts": [
      "background.min.js"
    ]
  },
  "icons": {
    "16": "images/active16.png",
    "32": "images/active32.png",
    "48": "images/active48.png",
    "64": "images/active64.png",
    "96": "images/active96.png",
    "128": "images/active128.png"
  },
  "browser_action": {
    "default_icon": {
      "16": "images/active16.png",
      "32": "images/active32.png",
      "48": "images/active48.png",
      "64": "images/active64.png",
      "96": "images/active96.png",
      "128": "images/active128.png"
    },
    "default_title": "Tooltip Dictionary",
    "default_popup": "popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*/*"
      ],
      "js": [
        "main.min.js"
      ]
    }
  ],
  "permissions": [
    "activeTab",
    "storage",
    "http://tooltip.dic.naver.com/tooltip.nhn/"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{4969c414-213c-4b1d-abb7-5f099f674ee2}"
    }
  }
}