Examine source code of Easy Video Converter

{
  "manifest_version": 2,
  "name": "Easy Video Converter",
  "description": "Convert various video formats to other formats.",
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "applications": {
    "gecko": {
      "id": "easy-video-converter-toolbarteam101@gmail.com",
      "strict_min_version": "42.0"
    }
  },
  "version": "1.1resigned1",
  "icons": {
    "128": "images/icon.png"
  },
  "browser_action": {
    "default_icon": "images/icon.png"
  },
  "permissions": [
    "*://*.freeconverting.com/*"
  ]
}