YouTube Browser Fullscreen

Provides a button to automatically make your favorite YouTube video fill the remaining space in your tab. This brings a truly full screen experience. Icons created by Icon Monk https://www.flaticon.com/authors/icon-monk

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manifest.json

{
  "manifest_version": 2,
  "name": "Browser Fullscreen",
  "version": "1.1",
  "description": "Provides a button to automatically make your favorite YouTube video fill the remaining space in your tab. This brings a truly fullscreen experience. Icons created by Icon Monk https://www.flaticon.com/authors/icon-monk",
  "icons": {
    "48": "icons/fullscreen.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{87dd0a8c-f161-4a8f-9f65-d7dd143d3498}",
      "strict_min_version": "42.0"
    }
  },
  "permissions": [
    "<all_urls>",
    "tabs"
  ],
  "browser_action": {
    "default_icon": "icons/fullscreen.png",
    "default_title": "Browser Fullscreen"
  },
  "background": {
    "scripts": [
      "fullscreen.js"
    ]
  }
}