Examine source code of AdBlocker- Free & Fast

{
  "name": "AdBlocker- Free & Fast",
  "manifest_version": 2,
  "version": "1.0",
  "description": "Block annoying ads and the pop-ups on the All internet sites",
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "permissions": [
    "webRequest",
    "webRequestBlocking",
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{1b5ebc36-6b3c-4754-92f8-8ccc60b3a823}"
    }
  }
}