Examine source code of IPVanish Secure Browser

{
  "browser_action": {
    "default_icon": {
      "16": "img/Logo_16.png",
      "32": "img/Logo_32.png"
    },
    "default_title": "Secure Browser"
  },
  "background": {
    "scripts": [
      "background/constants.js",
      "background/utils.js",
      "background/contextMenus.js",
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "*://*/*"
      ],
      "js": [
        "content-script.js"
      ]
    }
  ],
  "description": "__MSG_extension_description__",
  "icons": {
    "16": "img/Logo_16.png",
    "32": "img/Logo_32.png",
    "48": "img/Logo_48.png",
    "128": "img/Logo_128.png"
  },
  "manifest_version": 2,
  "name": "IPVanish Secure Browser",
  "permissions": [
    "storage",
    "contextMenus",
    "<all_urls>",
    "webNavigation"
  ],
  "version": "1.0.7",
  "default_locale": "en",
  "browser_specific_settings": {
    "gecko": {
      "id": "{121b9c92-f972-4ac7-b9a3-5d81734bbf12}"
    }
  }
}