Preply Space Screen Sharing

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Preply Space Screen Sharing",
  "author": "Preply, Inc.",
  "version": "2.9",
  "manifest_version": 2,
  "minimum_chrome_version": "34",
  "description": "Share your screen during lessons in the Preply Space.",
  "homepage_url": "https://preply.com/",
  "background": {
    "scripts": [
      "background-script.js"
    ],
    "persistent": false
  },
  "browser_action": {
    "default_icon": "logo48.png"
  },
  "externally_connectable": {
    "matches": [
      "https://*.preply.com/*",
      "https://*.preply.de/*",
      "https://*.preply.org/*"
    ]
  },
  "icons": {
    "16": "logo16.png",
    "48": "logo48.png",
    "128": "logo128.png"
  },
  "permissions": [
    "desktopCapture"
  ],
  "web_accessible_resources": [
    "icon.png"
  ]
}