Examine source code of Tabs Organization Helper

{
  "description": "Tabs management tool",
  "manifest_version": 2,
  "name": "Tabs Organization Helper",
  "version": "1.2",
  "icons": {
    "48": "icons/browserMenuIcon.png"
  },
  "permissions": [
    "notifications",
    "activeTab",
    "tabs",
    "storage"
  ],
  "background": {
    "scripts": [
      "data_manager.js",
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "*://*/"
      ],
      "js": [
        "content_scripts/browser_popup_script.js"
      ]
    }
  ],
  "page_action": {
    "default_icon": "icons/page_close.png",
    "default_popup": "popup/page_popup/page_popup.html",
    "browser_style": true
  },
  "browser_action": {
    "default_title": "Tabs  Organizer",
    "default_popup": "popup/browser_popup/browser_popup2.html"
  }
}