Examine source code of Auto Scroll Reader

{
  "manifest_version": 2,
  "name": "Auto Scroll Reader",
  "version": "1.0",
  "description": "Automatically scrolls web pages for easier reading.",
  "permissions": [
    "tabs"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "browser_action": {
    "default_title": "Start/Stop Auto Scroll"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{26e7ab7f-6c07-48fe-bd55-4772d31d18ed}"
    }
  }
}