Examine source code of MUMBAI - India

{
  "theme": {
    "images": {
      "theme_frame": "Mumbai-mozilla-header.jpg"
    },
    "colors": {
      "frame": "#95a4c2",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "MUMBAI - India",
  "manifest_version": 2,
  "description": "Mumbai city is the financial capital of India. Capital of Maharashtra State. Home of bollywood, shivsena, Raj Thackeray, Sachin Tendulkar and many more celebrities. City of Dreams. Mumbai Rocks!"
}