Examine source code of Warm Reminder Deleter

{
  "manifest_version": 2,
  "name": "Warm Reminder Deleter",
  "version": "1.1",
  "description": "Automatycznie usuwa warm reminder na agentcie cnfans.com.",
  "icons": {
    "1024": "icon.png"
  },
  "permissions": [
    "activeTab",
    "tabs",
    "*://cnfans.com/*"
  ],
  "content_scripts": [
    {
      "matches": [
        "*://cnfans.com/*"
      ],
      "js": [
        "removeDivs.js"
      ]
    }
  ],
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": {
      "1024": "icon.png"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{2c81b3ba-43cf-4697-9fe0-5400c1413b52}"
    }
  }
}