Examine source code of YoutubeAutoSkip

{
  "manifest_version": 2,
  "name": "YoutubeAutoSkip",
  "version": "0.2",
  "content_scripts": [
    {
      "matches": [
        "*://*.youtube.com/*"
      ],
      "js": [
        "script.js"
      ]
    }
  ],
  "description": "A plugin that automatically skips Youtube ads without blocking them directly, this contains two different ways of skipping 1. Finding a skip button and auto-click 2. Moving the players time to the end based on whether the player's line color is yellow indicating ads",
  "icons": {
    "128": "icon.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{30111e70-9f42-468e-b406-18fb8bcbfe96}"
    }
  }
}