AdSkipper

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "AdSkipper",
  "description": "This extension will skip youtube ads.",
  "version": "0.7",
  "icons": {
    "128": "icon.png"
  },
  "browser_action": {
    "default_icon": "icon.png",
    "default_popup": "popup.html"
  },
  "background": {
    "page": "background.html",
    "persistent": true
  },
  "commands": {
    "toggle-feature-foo": {
      "suggested_key": {
        "default": "Ctrl+Shift+K",
        "mac": "MacCtrl+Shift+K"
      },
      "description": "Switches between play and pause state.",
      "name": "Play pause shortcut command",
      "global": true
    }
  },
  "permissions": [
    "tabs",
    "storage"
  ],
  "content_scripts": [
    {
      "matches": [
        "*://*.youtube.com/*"
      ],
      "js": [
        "jquery.js",
        "skip.js"
      ]
    }
  ],
  "content_security_policy": "script-src 'self' https://www.gstatic.com/ https://*.firebaseio.com https://www.googleapis.com; object-src 'self'"
}