Examine source code of no lazy load

{
  "manifest_version": 2,
  "name": "nolazy",
  "description": "Loads lazy load images normally which would otherwise never show with javascript disabled.",
  "version": "0.2",
  "icons": {
    "48": "icons/icon.png"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "nolazy.js"
      ]
    }
  ]
}