Emoji Keyboard - Emojis For Chrome

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "browser_action": {
    "default_icon": "icon48.png",
    "default_popup": "emojikeyboard.html"
  },
  "background": {
    "page": "emojikeyboard.html"
  },
  "commands": {
    "_execute_browser_action": {
      "suggested_key": {
        "chromeos": "Alt+Shift+E",
        "linux": "Alt+Shift+E",
        "mac": "Alt+Shift+E",
        "windows": "Alt+Shift+E"
      }
    }
  },
  "content_scripts": [
    {
      "js": [
        "insert-emoji.js"
      ],
      "matches": [
        "<all_urls>"
      ],
      "run_at": "document_idle"
    }
  ],
  "content_security_policy": "script-src 'self' https://ssl.google-analytics.com; object-src 'self'",
  "description": "Emoji Keyboard is a free extension that lets you input emojis on the web browser of your computer",
  "icons": {
    "16": "icon.png",
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "manifest_version": 2,
  "name": "Emoji Keyboard - Emojis For Chrome",
  "short_name": "Emoji Keyboard",
  "permissions": [
    "storage",
    "<all_urls>",
    "webRequest",
    "webRequestBlocking"
  ],
  "version": "4.5.4",
  "web_accessible_resources": [
    "jquery-3.1.0.min.js",
    "data_emoji.js",
    "images/sprites/emojione/emojione-0-2x.png",
    "images/sprites/emojione/emojione-1-2x.png",
    "images/sprites/emojione/emojione-2-2x.png",
    "images/sprites/emojione/emojione-3-2x.png",
    "images/sprites/emojione/emojione-4-2x.png",
    "images/sprites/emojione/emojione-5-2x.png",
    "images/sprites/emojione/emojione-6-2x.png",
    "images/sprites/emojione/emojione-7-2x.png",
    "images/sprites/emojione/emojione-8-2x.png",
    "sweetalert2.min.css",
    "sweetalert2.min.js",
    "emojikeyboard.png",
    "ga.js"
  ]
}