Examine source code of Launcher

{
  "manifest_version": 2,
  "name": "Mitel Launcher",
  "content_security_policy": "script-src 'self'; object-src 'self'",
  "version": "1.2",
  "options_ui": {
    "page": "options.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{619d7743-5f9e-47b5-a390-2f721ac8e8f9}"
    }
  },
  "permissions": [
    "tabs",
    "https://mitel.atlassian.net/*",
    "https://mitelsupport.mitel.com/*",
    "https://mitel365.sharepoint.com/sites/LogsManagement/*",
    "activeTab",
    "http://caottlogmgtauto.mitel.com/*",
    "storage"
  ],
  "browser_action": {
    "default_icon": "icon128.png",
    "default_popup": "index.html",
    "default_title": "Mitel Launcher"
  },
  "icons": {
    "16": "icon16.png",
    "48": "icon48.png",
    "128": "icon128.png"
  }
}