License checker
This extension will check the current extension license of a user.
Additional files are visible only to premium users
manifest.json
{
"update_url": "https://clients2.google.com/service/update2/crx",
"manifest_version": 2,
"name": "License checker",
"description": "This extension will check the current extension license of a user.",
"version": "0.0.0.2",
"browser_action": {
"default_icon": "icon.png",
"default_popup": "popup.html"
}
}