TrackBreaker

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "TrackBreaker",
  "description": "Read your emails discreetly.",
  "version": "1.0.0.0",
  "icons": {
    "64": "images/small-logo.jpg",
    "256": "images/big-logo.jpg"
  },
  "permissions": [
    "webRequest",
    "webRequestBlocking",
    "http://*/*",
    "https://*/*",
    "tabs",
    "storage"
  ],
  "background": {
    "page": "background.html"
  }
}