Examine source code of PinRSS Feed Finder

{
  "manifest_version": 2,
  "version": "0.179",
  "name": "Pinrss Feed Finder",
  "description": "Pinrss Feed Finder helps to discover RSS Feeds you’ll like around the web easily.",
  "homepage_url": "https://www.pinrss.com",
  "icons": {
    "48": "m/icon48.png",
    "128": "m/icon128.png"
  },
  "background": {
    "page": "background.html"
  },
  "content_security_policy": "script-src 'self'; object-src 'self'",
  "content_scripts": [
    {
      "js": [
        "j/find_feed.js"
      ],
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "all_frames": true
    }
  ],
  "web_accessible_resources": [
    "popup.html",
    "options.html",
    "pinrss.html"
  ],
  "browser_action": {
    "default_icon": "m/icon.png",
    "default_title": "Pinrss Feed Finder"
  },
  "permissions": [
    "activeTab",
    "downloads",
    "tabs",
    "cookies",
    "history",
    "bookmarks",
    "storage",
    "contextMenus",
    "webRequest",
    "webRequestBlocking",
    "webNavigation",
    "management",
    "*://*/*",
    "<all_urls>"
  ],
  "short_name": "PinRSS",
  "author": "pinrss.com",
  "browser_specific_settings": {
    "gecko": {
      "id": "{151a69a4-a8cc-41d7-a95d-e726d648ed95}"
    }
  }
}