Examine source code of HTTP Request Loggers

{
  "manifest_version": 2,
  "name": "HTTP Request Logger",
  "version": "1.0",
  "description": "Logs URLs of HTTP requests in a dedicated tab.",
  "icons": {
    "48": "icon.png"
  },
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": "icon.png"
  },
  "permissions": [
    "webRequest",
    "webRequestBlocking",
    "<all_urls>",
    "storage"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": true
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{64194e22-34e6-4cbd-b333-8683621ed52a}"
    }
  }
}