Examine source code of ADTerminator

{
  "name": "ADTerminator",
  "version": "1.1.3",
  "description": "Removes all Ads on a Google Search",
  "manifest_version": 2,
  "background": {
    "scripts": [
      "./js/background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.google.com/search?*"
      ],
      "js": [
        "./js/newpage.js"
      ]
    }
  ],
  "permissions": [
    "storage"
  ],
  "browser_action": {
    "default_popup": "popup.html",
    "browser_style": true,
    "default_icon": {
      "178": "./Logo.png"
    }
  },
  "icons": {
    "178": "./Logo.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{37aab61c-f484-4a04-86ad-7a71566469d8}"
    }
  }
}