manifest.json

{
  "manifest_version": 2,

  "name": "Text2Speech",
  "description": "An extension used to convert English text to speech on whichever text you highlight on a webpage. Highlight the required text and click the Text2Speech icon from your browser extensions",
  "author": "Nathaniel Ryan Mathew",
  "version": "2.0.1",
  "background": {
    "scripts": ["background.min.js"]
  },
  "content_scripts": [
    {
      "matches": ["http://*/*", "https://*/*"],
      "js": [ "polyfill.min.js", "ext.min.js"],
      "run_at": "document_end"
    }],
  "browser_action": {
    "default_icon": "speech.png"
  },
  "icons": { "16": "icon16.png",
    "48": "icon48.png",
    "128": "icon128.png" },
    "permissions": [
      "activeTab",
      "clipboardRead"
    ]
}