Examine source code of Tracker Blocker

{
  "manifest_version": 2,
  "name": "Lite Tracker Blocker",
  "version": "1.0",
  "description": "Block trackers, malicious scripts, and sneaky cookies with ease.",
  "permissions": [
    "webRequest",
    "webRequestBlocking",
    "cookies",
    "storage",
    "tabs",
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": true
  },
  "browser_action": {
    "default_popup": "options.html",
    "default_icon": {
      "48": "icon.png"
    }
  },
  "icons": {
    "48": "icon.png"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_start"
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{803e4a5a-cd42-4d2c-8839-5c2be648a5c1}"
    }
  }
}