manifest.json

{
  "manifest_version": 2,
  "name": "Neutral Ads",
  "version": "1.0.8",
  "icons": { "128": "icon128.png"},
  "description": "Replace Google Ads with a neutral link where possible.",
  "content_scripts" : [{
    "matches" : [ 
      "https://www.google.com/search?*",
      "https://www.google.co.uk/search?*",
      "https://www.google.de/search?*",
      "https://www.google.nl/search?*",
      "https://www.google.fr/search?*",
      "https://www.google.dk/search?*",
      "https://www.google.co.jp/search?*",
      "https://www.google.es/search?*",
      "https://www.google.ca/search?*",
      "https://www.google.it/search?*",
      "https://www.google.com.au/search?*",
      "https://www.google.com.tw/search?*",
      "https://www.google.com.br/search?*",
      "https://www.google.com.tr/search?*",
      "https://www.google.be/search?*",
      "https://www.google.com.gr/search?*",
      "https://www.google.co.in/search?*",
      "https://www.google.com.mx/search?*",
      "https://www.google.com.ar/search?*",
      "https://www.google.ch/search?*",
      "https://www.google.cl/search?*",
      "https://www.google.at/search?*",
      "https://www.google.ie/search?*",
      "https://www.google.com.co/search?*",
      "https://www.google.pl/search?*",
      "https://www.google.pt/search?*",   
      "https://www.google.com.pk/search?*",
      "https://www.google.co.kr/search?*"
    ],
    "js" : ["script.js"]
  }]
}