Examine source code of Trash Opinions

{
  "manifest_version": 2,
  "name": "Trash Opinions",
  "version": "1.2.1",
  "description": "Removes the opinion section of the Washington Post and the Trending section of Twitter for peace of mind",
  "icons": {
    "48": "trashcan.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.washingtonpost.com/*",
        "*://*.twitter.com/*"
      ],
      "js": [
        "trash.js"
      ]
    }
  ]
}