Examine source code of Ad Reveal

{
  "manifest_version": 2,
  "name": "Ad Reveal",
  "short_name": "Ad Reveal",
  "description": "Highlights/lowlights all 'native' embedded ads in a web page",
  "version": "0.0.6",
  "author": "neurotechnics.com",
  "icons": {
    "16": "icons/icon_16.png",
    "32": "icons/icon_32.png",
    "48": "icons/icon_48.png",
    "64": "icons/icon_64.png",
    "128": "icons/icon_128.png"
  },
  "background": {
    "scripts": [
      "lib/browser-polyfill.min.js",
      "adreveal_background.min.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "*://*/*"
      ],
      "js": [
        "lib/browser-polyfill.min.js",
        "adreveal_content.min.js"
      ]
    }
  ],
  "web_accessible_resources": [
    "icons/icon.png"
  ]
}