Fat Smurf

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Fat Smurf",
  "description": "Change every image into a Fat Smurf.",
  "version": "1.0.0",
  "manifest_version": 2,
  "icons": {
    "128": "icon_128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "fat_smurf.js"
      ]
    }
  ],
  "web_accessible_resources": [
    "fat_smurf.png"
  ]
}