Examine source code of NetCHAM

{
  "manifest_version": 2,
  "name": "NetCHAM",
  "version": "1.0.2",
  "description": "Skip netflix and go to next episode",
  "permissions": [
    "activeTab",
    "webNavigation",
    "tabs"
  ],
  "content_scripts": [
    {
      "matches": [
        "*://*.netflix.com/*"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "browser_action": {
    "default_icon": {
      "16": "icons/icon-16.png",
      "48": "icons/icon-48.png",
      "128": "icons/icon-128.png"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{5d8ae0e8-0eda-456f-9d9f-903e54392a7f}"
    }
  }
}