Пояснятор

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Пояснятор",
  "version": "0.0.3",
  "manifest_version": 2,
  "description": "Поясняет.",
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "browser_action": {
    "default_title": "Пояснятор"
  },
  "permissions": [],
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "inject.js"
      ]
    }
  ],
  "icons": {
    "16": "images/icon16.png",
    "32": "images/icon32.png",
    "48": "images/icon48.png",
    "128": "images/icon128.png"
  }
}