Examine source code of Notes For VIdeos

{
  "manifest_version": 2,
  "name": "My Notes",
  "description": "Take notes in your favorites websites",
  "version": "2.7",
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": "icon.png"
  },
  "icons": {
    "12": "icon.png",
    "24": "icon.png",
    "36": "icon.png",
    "72": "icon.png",
    "124": "icon.png"
  },
  "permissions": [
    "storage",
    "contextMenus",
    "tabs",
    "scripting",
    "activeTab",
    "<all_urls>"
  ],
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "/content.js"
      ],
      "run_at": "document_end",
      "all_frames": true
    }
  ],
  "web_accessible_resources": [
    "*/*.css",
    "iframe.html",
    "assets/note_selected.png",
    "assets/note.png",
    "injected.js"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{0f60f705-c89e-4e39-8e92-ed4581390aeb}"
    }
  }
}