Examine source code of Tab Dividers

{
  "manifest_version": 2,
  "name": "TabDividers",
  "version": "1.2",
  "description": "Dynamic tab renaming with per-tab notes",
  "permissions": [
    "tabs",
    "storage",
    "activeTab"
  ],
  "browser_action": {
    "default_title": "New Note",
    "default_icon": {
      "16": "icons/Icon16.png",
      "48": "icons/Icon48.png",
      "128": "icons/Icon128.png"
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "web_accessible_resources": [
    "note.html"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{96803194-9402-412a-b812-75e992df2141}"
    }
  }
}