Examine source code of Anti Stat Button Twitter

{
  "manifest_version": 2,
  "name": "Anti Stat Button Twitter",
  "version": "1.0.1",
  "description": "Removes the stat icon in twitter",
  "homepage_url": "https://github.com/Seboran/Anti-Stat-Button-Twitter",
  "icons": {
    "48": "icons/analytics.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.twitter.com/*"
      ],
      "js": [
        "content_scripts/hideTwitterAnalytics.js"
      ]
    }
  ],
  "permissions": [
    "tabs",
    "activeTab",
    "background"
  ],
  "browser_action": {
    "default_icon": "icons/analytics.png",
    "default_title": "Hide twitter analytics!"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{51dbdd4d-3631-4063-b978-d6a55024202e}"
    }
  }
}