Layar Web Performance Budget

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "Layar Web Performance Budget",
  "short_name": "Layar",
  "description": "Extension to show web performance with budget capability (Speed index, DOMContentLoaded, Time to first byte)",
  "version": "1.1",
  "browser_action": {
    "default_icon": "icon/layar-black.png",
    "default_popup": "popup.html"
  },
  "icons": {
    "16": "icon/layar-black.png",
    "48": "icon/layar-black.png",
    "128": "icon/layar-black.png"
  },
  "web_accessible_resources": [
    "svg/arrow.svg"
  ],
  "background": {
    "persistent": false,
    "scripts": [
      "javascripts/background.js"
    ]
  },
  "content_scripts": [
    {
      "css": [
        "css/style.css"
      ],
      "js": [
        "javascripts/rum-speedindex.js",
        "javascripts/main.js"
      ],
      "matches": [
        "http://*/*",
        "https://*/*"
      ]
    }
  ],
  "permissions": [
    "activeTab",
    "storage",
    "tabs"
  ]
}