Examine source code of Block HTTP Authentication

{
  "manifest_version": 2,
  "name": "Block HTTP Authentication",
  "version": "0.2resigned1",
  "description": "Automatically blocks potentially malicious HTTP authentication requests.",
  "background": {
    "scripts": [
      "script.js"
    ]
  },
  "permissions": [
    "webRequest",
    "webRequestBlocking",
    "<all_urls>"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{40bb3c83-48bf-4f62-8d64-6f93afdda3f1}"
    }
  }
}