Examine source code of Googley Eyes

{
  "manifest_version": 2,
  "name": "Googley Eyes",
  "version": "1.0.7resigned1",
  "description": "Watch Google watch you. Find out which sites send details about you to Google.",
  "icons": {
    "48": "icons/g-eye.svg"
  },
  "applications": {
    "gecko": {
      "id": "@googley-eyes",
      "strict_min_version": "45.0"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "*://*/*"
      ],
      "js": [
        "src/runs-in-browser/seek-google.js"
      ]
    }
  ],
  "background": {
    "scripts": [
      "src/runs-in-bg/background-script.js"
    ]
  },
  "browser_action": {
    "default_icon": "icons/g-eye.svg",
    "default_title": "Googley Eyes",
    "default_popup": "src/popup/popup.html"
  },
  "permissions": [
    "storage"
  ]
}