Examine source code of Privacy-Oriented Origin Policy

{
  "applications": {
    "gecko": {
      "id": "poop@cm.org",
      "strict_min_version": "57.0"
    }
  },
  "author": "claustromaniac",
  "background": {
    "scripts": [
      "bg/classes.js",
      "bg/globals.js",
      "bg/runtime.js",
      "bg/tabs.js",
      "bg/webRequest.js"
    ]
  },
  "browser_action": {
    "browser_style": true,
    "default_icon": {
      "64": "icons/poop.svg"
    },
    "default_popup": "pages/popup.htm",
    "default_title": "Privacy-Oriented Origin Policy"
  },
  "description": "Prevent Firefox from sending Origin headers when they are least likely to be necessary, to protect your privacy.",
  "homepage_url": "https://github.com/claustromaniac/poop",
  "icons": {
    "64": "icons/poop.svg"
  },
  "manifest_version": 2,
  "name": "Privacy-Oriented Origin Policy",
  "options_ui": {
    "browser_style": true,
    "page": "pages/options.htm"
  },
  "permissions": [
    "<all_urls>",
    "storage",
    "webRequest",
    "webRequestBlocking"
  ],
  "short_name": "POOP",
  "version": "1.4.3resigned1"
}