What Font - find font

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "background": {
    "scripts": [
      "libs/jquery.js",
      "libs/html2canvas.min.js",
      "background.js"
    ]
  },
  "browser_action": {
    "default_icon": {
      "76": "icon/icon76.png",
      "96": "icon/icon96.png",
      "128": "icon/icon128.png",
      "256": "icon/icon256.png"
    },
    "default_title": "WhatFont"
  },
  "content_scripts": [
    {
      "js": [
        "libs/jquery.js",
        "chrome.js",
        "libs/html2canvas.min.js"
      ],
      "matches": [
        "http://*/*",
        "https://*/*"
      ]
    }
  ],
  "content_security_policy": "script-src 'self' 'unsafe-eval'; object-src 'self';",
  "default_locale": "en",
  "description": "__MSG_description__",
  "icons": {
    "48": "icon/icon48.png",
    "96": "icon/icon96.png",
    "128": "icon/icon128.png",
    "256": "icon/icon256.png"
  },
  "manifest_version": 2,
  "name": "__MSG_name__",
  "options_page": "option.html",
  "permissions": [
    "*://*/*",
    "<all_urls>",
    "storage",
    "unlimitedStorage",
    "activeTab"
  ],
  "short_name": "WhatFont",
  "version": "5.4.3",
  "version_name": "5.3.10",
  "web_accessible_resources": [
    "style.css",
    "in.css",
    "icon/*.png"
  ]
}